Multiple vulnerabilities in MediaWiki Extensions and Skins

1) Improper access control

EUVDB-ID: #VU89200

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-34505

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to temporary account IP reveal does not check the deleted status in the CheckUser extension. A remote attacker can bypass implemented security restrictions and gain unauthorized access to sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/ISK76VXYSIOKYLLU2DTQUXIJV6MMWGOJ/
http://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/992795

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.

2) Cross-site request forgery

EUVDB-ID: #VU89205

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-34501

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in the CheckUser Client Hints REST API. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/ISK76VXYSIOKYLLU2DTQUXIJV6MMWGOJ/
http://gerrit.wikimedia.org/r/q/Idc776c7c7612c8b9e2c134706c9e2ebc2f5b655f

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.

3) Cross-site request forgery

EUVDB-ID: #VU89206

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-34503

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in the ReportIncident REST API. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/ISK76VXYSIOKYLLU2DTQUXIJV6MMWGOJ/
http://gerrit.wikimedia.org/r/q/I27b5899cf69837c9ab8fee2b5bc9b2e788e69f9e

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.

4) Cross-site request forgery

EUVDB-ID: #VU89207

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-34504

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in the IPInfo REST APIs. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/ISK76VXYSIOKYLLU2DTQUXIJV6MMWGOJ/
http://gerrit.wikimedia.org/r/q/I5974c1e71286f5f920ace51ba064e96c88296a4e

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.

5) Cross-site scripting

EUVDB-ID: #VU89211

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-25107

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 in the WikiDiscover extension on Special:WikiDiscover. A remote user 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://github.com/miraheze/WikiDiscover/security/advisories/GHSA-cfcf-94jv-455f
http://github.com/miraheze/WikiDiscover/commit/267e763a0d7460f001693c42f67717a0fc3fd6bb
http://issue-tracker.miraheze.org/T11814
http://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/ISK76VXYSIOKYLLU2DTQUXIJV6MMWGOJ/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

6) Cross-site scripting

EUVDB-ID: #VU89212

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-34500

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 within interface message in UnlinkedWikibase extension. 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://phabricator.wikimedia.org/T357203
http://gerrit.wikimedia.org/r/c/mediawiki/extensions/UnlinkedWikibase/+/1002175

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.

7) Improper access control

EUVDB-ID: #VU89213

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-34502

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists in the WikibaseLexeme extension due to Special:MergeLexemes makes edits on GET requests without edit tokens. A remote attacker can make an edit that merges the from-id to the to-id, even if the request was not a POST request, and even if it does not contain an edit token.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://phabricator.wikimedia.org/T357101
http://gerrit.wikimedia.org/r/c/mediawiki/extensions/WikibaseLexeme/+/1013359
http://gerrit.wikimedia.org/r/q/Iae0c7c3b979118559c9ce2276618c6cdec11e63d

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.

8) SQL injection

EUVDB-ID: #VU89214

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-29134

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in Cargo extension handling of quotes inside backticks. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://phabricator.wikimedia.org/T331362
http://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/898722
http://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/895774
http://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/900133
http://phabricator.wikimedia.org/rECRG920f3c19a84175bcfe93f41ecf9f8cef32730f8e
http://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/1005478

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.

9) Cross-site scripting

EUVDB-ID: #VU89215

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-25109

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 in the extensions, settings, permissions and namespaces subpages of Special:ManageWiki. A remote user 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://github.com/miraheze/ManageWiki/security/advisories/GHSA-4jr2-jhfm-2r84
http://github.com/miraheze/ManageWiki/commit/2ef0f50880d7695ca2874dc8dd515b2b9bbb02e5
http://github.com/miraheze/ManageWiki/commit/6942e8b2c01dc33c2c41a471f91ef3f6ca726073
http://github.com/miraheze/ManageWiki/commit/886cc6b94587f1c7387caa26ca9fe612e01836a0
http://issue-tracker.miraheze.org/T11812
http://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/ISK76VXYSIOKYLLU2DTQUXIJV6MMWGOJ/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

10) Information disclosure

EUVDB-ID: #VU89216

Risk: Low

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-29883

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists in the CreateWiki extension due to the Special:ManageWiki does not escape escape interface messages. A remote administrator can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

MediaWiki: 1.39.0 - 1.41.0 rc.0

External links

http://github.com/miraheze/CreateWiki/security/advisories/GHSA-8wjf-mxjg-j8p9
http://gist.githubusercontent.com/redbluegreenhat/0da1ebb7185b241ce1ac6ba1e8f0b98d/raw/44c4a229aacc8233808c767a79af9e4fd581ae68/T11993.patch
http://issue-tracker.miraheze.org/T11993
http://lists.wikimedia.org/hyperkitty/list/mediawiki-announce@lists.wikimedia.org/thread/ISK76VXYSIOKYLLU2DTQUXIJV6MMWGOJ/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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