CVE-2015-2931

Incomplete blacklist vulnerability in includes/upload/UploadBase.php in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via an application/xml MIME type for a nested SVG with a data: URI.

Published Bycve@mitre.org

Published DateApr 13, 2015, 14:59

Weakness Type (CWE):CWE-79

CVSS Metrics

Base Score

4.3

Vector String

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

Base Severity

Version

2.0

Attack Vector (AV)

Attack Complexity (AC)

Privileges Required (PR)

User Interaction (UI)

Scope (S)

Confidentiality (C)

NONE

Integrity (I)

PARTIAL

Availability (A)

NONE

References

http://www.mandriva.com/security/advisories?name=MDVSA-2015:200
http://www.openwall.com/lists/oss-security/2015/04/01/1
http://www.openwall.com/lists/oss-security/2015/04/07/3
http://www.securityfocus.com/bid/73477
https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html
https://phabricator.wikimedia.org/T85850
https://security.gentoo.org/glsa/201510-05

Weakness Type (CWE):CWE-79

CVSS Metrics

Base Score

4.3

Vector String

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

Base Severity

Version

2.0

Attack Vector (AV)

Attack Complexity (AC)

Privileges Required (PR)

User Interaction (UI)

Scope (S)

Confidentiality (C)

NONE

Integrity (I)

PARTIAL

Availability (A)

NONE