Stored cross-site scripting in ViewVC - CVE-2023-22456
Published: January 3, 2023
Vulnerability identifier: #VU70667
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2023-22456
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data within the revision view changed paths. A remote user with commit privileges to a Subversion repository can permanetly inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Affected software
ViewVC
Fedora
viewvc
Fedora
viewvc
How to mitigate CVE-2023-22456
Install updates from vendor's website.
ViewVC - addressed in versions 1.1.29, 1.2.2
viewvc - update to 1.1.30-1.el7
viewvc - update to 1.1.30-1.el7