MediaWiki up to 1.23.9/1.24.2/1.25.1 contrib/cssgen.php cross site scripting
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.1 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in MediaWiki up to 1.23.9/1.24.2/1.25.1 (Content Management System). Affected by this issue is an unknown function of the file contrib/cssgen.php. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:
Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
The weakness was released 09/01/2015 (Website). The advisory is available at phabricator.wikimedia.org. This vulnerability is handled as CVE-2015-6734 since 08/27/2015. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.
By approaching the search of inurl:contrib/cssgen.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 85698 (Fedora 23 : mediawiki-1.25.2-2.fc23 (2015-13920)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123934 (Fedora Security Update for mediawiki (FEDORA-2015-13920)).
Upgrading to version 1.23.10, 1.24.3 or 1.25.2 eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (85698). Entries connected to this vulnerability are available at 77534, 77539, 77540 and 77541.
Affected
- SyntaxHighlight_GeSHi Extension
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 4.1
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Cross site scriptingCWE: CWE-79 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
Google Hack: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 85698
Nessus Name: Fedora 23 : mediawiki-1.25.2-2.fc23 (2015-13920)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 18627
OpenVAS Name: Gentoo Linux Local Check: https://security.gentoo.org/glsa/201510-05
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: MediaWiki 1.23.10/1.24.3/1.25.2
Timeline
08/12/2015 🔍08/27/2015 🔍
08/31/2015 🔍
09/01/2015 🔍
09/01/2015 🔍
09/03/2015 🔍
09/08/2015 🔍
06/14/2022 🔍
Sources
Product: mediawiki.orgAdvisory: phabricator.wikimedia.org
Status: Not defined
Confirmation: 🔍
CVE: CVE-2015-6734 (🔍)
Vulnerability Center: 52480 - Mediawiki Remote XSS Vulnerability in SyntaxHighlight_GeSHi Extension - CVE-2015-6734, Medium
SecurityFocus: 76361 - MediaWiki SyntaxHighlight_GeSHi Extension Cross Site Scripting and Denial of Service Vulnerabilities
See also: 🔍
Entry
Created: 09/03/2015 10:22Updated: 06/14/2022 08:26
Changes: 09/03/2015 10:22 (56), 12/09/2017 12:03 (15), 06/14/2022 08:26 (3)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.