Cross-site scripting in cgit

1) Cross-site scripting

EUVDB-ID: #VU32342

Risk: Low

CVSSv3.1: 3.2 [AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-1900

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

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. The vulnerability allows remote attackers with permission to write to a repository to inject arbitrary HTTP headers and conduct HTTP response splitting attacks or cross-site scripting (XSS) attacks via newline characters in a filename.

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.

Mitigation

Update to version 0.12.

Vulnerable software versions

cgit: 0.1 - 0.11.2

External links

http://git.zx2c4.com/cgit/commit/?id=513b3863d999f91b47d7e9f26710390db55f9463
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

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.