Cross-site scripting in cgit - CVE-2016-1899
Published: January 20, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32341
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-1899
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Jason A. Donenfeld
Affected software:
cgit
cgit
Detailed vulnerability description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the ui-blob handler in CGit before 0.12. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
How to mitigate CVE-2016-1899
Update to version 0.12.
Sources
- http://git.zx2c4.com/cgit/commit/?id=1c581a072651524f3b0d91f33e22a42c4166dd96
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176167.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176198.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00067.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00084.html
- http://lists.zx2c4.com/pipermail/cgit/2016-January/002790.html
- http://lists.zx2c4.com/pipermail/cgit/2016-January/002817.html
- http://www.debian.org/security/2016/dsa-3545
- http://www.openwall.com/lists/oss-security/2016/01/14/3
- http://www.openwall.com/lists/oss-security/2016/01/14/6