Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2011-1579

The checkCss function in includes/Sanitizer.php in the wikitext parser in MediaWiki before 1.16.3 does not properly validate Cascading Style Sheets (CSS) token sequences, which allows remote attackers to conduct cross-site scripting (XSS) attacks or obtain sensitive information by using the \2f\2a and \2a\2f hex strings to surround CSS comments.

Published

2011-04-27T00:55:04.600

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

4.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mediawiki	mediawiki	≤ 1.16.2	Yes
Application	mediawiki	mediawiki	1.1.0	Yes
Application	mediawiki	mediawiki	1.2.0	Yes
Application	mediawiki	mediawiki	1.2.1	Yes
Application	mediawiki	mediawiki	1.2.2	Yes
Application	mediawiki	mediawiki	1.2.3	Yes
Application	mediawiki	mediawiki	1.2.4	Yes
Application	mediawiki	mediawiki	1.2.5	Yes
Application	mediawiki	mediawiki	1.2.6	Yes
Application	mediawiki	mediawiki	1.3	Yes
Application	mediawiki	mediawiki	1.3.0	Yes
Application	mediawiki	mediawiki	1.3.1	Yes
Application	mediawiki	mediawiki	1.3.2	Yes
Application	mediawiki	mediawiki	1.3.3	Yes
Application	mediawiki	mediawiki	1.3.4	Yes
Application	mediawiki	mediawiki	1.3.5	Yes
Application	mediawiki	mediawiki	1.3.6	Yes
Application	mediawiki	mediawiki	1.3.7	Yes
Application	mediawiki	mediawiki	1.3.8	Yes
Application	mediawiki	mediawiki	1.3.9	Yes
Application	mediawiki	mediawiki	1.3.10	Yes
Application	mediawiki	mediawiki	1.3.11	Yes
Application	mediawiki	mediawiki	1.3.12	Yes
Application	mediawiki	mediawiki	1.3.13	Yes
Application	mediawiki	mediawiki	1.3.14	Yes
Application	mediawiki	mediawiki	1.3.15	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4	Yes
Application	mediawiki	mediawiki	1.4.0	Yes
Application	mediawiki	mediawiki	1.4.1	Yes
Application	mediawiki	mediawiki	1.4.2	Yes
Application	mediawiki	mediawiki	1.4.3	Yes
Application	mediawiki	mediawiki	1.4.4	Yes
Application	mediawiki	mediawiki	1.4.5	Yes
Application	mediawiki	mediawiki	1.4.6	Yes
Application	mediawiki	mediawiki	1.4.7	Yes
Application	mediawiki	mediawiki	1.4.8	Yes
Application	mediawiki	mediawiki	1.4.9	Yes
Application	mediawiki	mediawiki	1.4.10	Yes
Application	mediawiki	mediawiki	1.4.11	Yes
Application	mediawiki	mediawiki	1.4.12	Yes
Application	mediawiki	mediawiki	1.4.13	Yes
Application	mediawiki	mediawiki	1.4.14	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5	Yes
Application	mediawiki	mediawiki	1.5.0	Yes
Application	mediawiki	mediawiki	1.5.1	Yes
Application	mediawiki	mediawiki	1.5.2	Yes
Application	mediawiki	mediawiki	1.5.3	Yes
Application	mediawiki	mediawiki	1.5.4	Yes
Application	mediawiki	mediawiki	1.5.5	Yes
Application	mediawiki	mediawiki	1.5.6	Yes
Application	mediawiki	mediawiki	1.5.7	Yes
Application	mediawiki	mediawiki	1.5.8	Yes
Application	mediawiki	mediawiki	1.6.0	Yes
Application	mediawiki	mediawiki	1.6.1	Yes
Application	mediawiki	mediawiki	1.6.2	Yes
Application	mediawiki	mediawiki	1.6.3	Yes
Application	mediawiki	mediawiki	1.6.4	Yes
Application	mediawiki	mediawiki	1.6.5	Yes
Application	mediawiki	mediawiki	1.6.6	Yes
Application	mediawiki	mediawiki	1.6.7	Yes
Application	mediawiki	mediawiki	1.6.8	Yes
Application	mediawiki	mediawiki	1.6.9	Yes
Application	mediawiki	mediawiki	1.6.10	Yes
Application	mediawiki	mediawiki	1.6.11	Yes
Application	mediawiki	mediawiki	1.6.12	Yes
Application	mediawiki	mediawiki	1.7.0	Yes
Application	mediawiki	mediawiki	1.7.1	Yes
Application	mediawiki	mediawiki	1.7.2	Yes
Application	mediawiki	mediawiki	1.7.3	Yes
Application	mediawiki	mediawiki	1.8.0	Yes
Application	mediawiki	mediawiki	1.8.1	Yes
Application	mediawiki	mediawiki	1.8.2	Yes
Application	mediawiki	mediawiki	1.8.3	Yes
Application	mediawiki	mediawiki	1.8.4	Yes
Application	mediawiki	mediawiki	1.8.5	Yes
Application	mediawiki	mediawiki	1.9.0	Yes
Application	mediawiki	mediawiki	1.9.0	Yes
Application	mediawiki	mediawiki	1.9.1	Yes
Application	mediawiki	mediawiki	1.9.2	Yes
Application	mediawiki	mediawiki	1.9.3	Yes
Application	mediawiki	mediawiki	1.9.4	Yes
Application	mediawiki	mediawiki	1.9.5	Yes
Application	mediawiki	mediawiki	1.9.6	Yes
Application	mediawiki	mediawiki	1.10.0	Yes
Application	mediawiki	mediawiki	1.10.0	Yes
Application	mediawiki	mediawiki	1.10.0	Yes
Application	mediawiki	mediawiki	1.10.1	Yes
Application	mediawiki	mediawiki	1.10.2	Yes
Application	mediawiki	mediawiki	1.10.3	Yes
Application	mediawiki	mediawiki	1.10.4	Yes
Application	mediawiki	mediawiki	1.11	Yes
Application	mediawiki	mediawiki	1.11.0	Yes
Application	mediawiki	mediawiki	1.11.0	Yes
Application	mediawiki	mediawiki	1.11.1	Yes
Application	mediawiki	mediawiki	1.11.2	Yes
Application	mediawiki	mediawiki	1.12.0	Yes
Application	mediawiki	mediawiki	1.12.0	Yes
Application	mediawiki	mediawiki	1.12.1	Yes
Application	mediawiki	mediawiki	1.12.2	Yes
Application	mediawiki	mediawiki	1.12.3	Yes
Application	mediawiki	mediawiki	1.12.4	Yes
Application	mediawiki	mediawiki	1.13.0	Yes
Application	mediawiki	mediawiki	1.13.0	Yes
Application	mediawiki	mediawiki	1.13.0	Yes
Application	mediawiki	mediawiki	1.13.1	Yes
Application	mediawiki	mediawiki	1.13.2	Yes
Application	mediawiki	mediawiki	1.13.3	Yes
Application	mediawiki	mediawiki	1.13.4	Yes
Application	mediawiki	mediawiki	1.14.0	Yes
Application	mediawiki	mediawiki	1.14.0	Yes
Application	mediawiki	mediawiki	1.14.1	Yes
Application	mediawiki	mediawiki	1.15.0	Yes
Application	mediawiki	mediawiki	1.15.0	Yes
Application	mediawiki	mediawiki	1.15.1	Yes
Application	mediawiki	mediawiki	1.15.2	Yes
Application	mediawiki	mediawiki	1.15.3	Yes
Application	mediawiki	mediawiki	1.15.4	Yes
Application	mediawiki	mediawiki	1.15.5	Yes
Application	mediawiki	mediawiki	1.16.0	Yes
Application	mediawiki	mediawiki	1.16.0	Yes
Application	mediawiki	mediawiki	1.16.0	Yes
Application	mediawiki	mediawiki	1.16.1	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058588.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058910.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/059232.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/059235.html ([email protected])
http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-April/000096.html Vendor Advisory ([email protected])
http://openwall.com/lists/oss-security/2011/04/13/15 ([email protected])
http://secunia.com/advisories/44142 Vendor Advisory ([email protected])
http://www.debian.org/security/2011/dsa-2366 ([email protected])
http://www.mediawiki.org/wiki/Special:Code/MediaWiki/85856 Exploit, Patch ([email protected])
http://www.securityfocus.com/bid/47354 ([email protected])
http://www.vupen.com/english/advisories/2011/0978 Patch, Vendor Advisory ([email protected])
http://www.vupen.com/english/advisories/2011/1100 ([email protected])
http://www.vupen.com/english/advisories/2011/1151 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=695577 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=696360 ([email protected])
https://bugzilla.wikimedia.org/show_bug.cgi?id=28450 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/66738 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058588.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058910.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/059232.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/059235.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-April/000096.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/04/13/15 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/44142 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2011/dsa-2366 (af854a3a-2127-422b-91ae-364da2661108)
http://www.mediawiki.org/wiki/Special:Code/MediaWiki/85856 Exploit, Patch (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/47354 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2011/0978 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2011/1100 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2011/1151 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=695577 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=696360 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.wikimedia.org/show_bug.cgi?id=28450 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/66738 (af854a3a-2127-422b-91ae-364da2661108)