CVE-2023-3550

Mediawiki v1.40.0 does not validate namespaces used in XML files. Therefore, if the instance administrator allows XML file uploads, a remote attacker with a low-privileged user account can use this exploit to become an administrator by sending a malicious link to the instance administrator.

CVSS v3 7.3 HIGH

7.3^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.1 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://fluidattacks.com/advisories/blondie/	Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/
https://www.debian.org/security/2023/dsa-5520	Third Party Advisory
https://www.mediawiki.org/wiki/MediaWiki/	Product

Configurations

Configuration 1 (hide)

cpe:2.3:a:mediawiki:mediawiki:1.40.0:-:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:debian:debian_linux:11.0:::::::*

History

No history.

Information

Published : 2023-09-25 16:15

Updated : 2024-06-10 17:16

NVD link : CVE-2023-3550

Mitre link : CVE-2023-3550

CVE.ORG link : CVE-2023-3550

JSON object : View

Products Affected

debian

debian_linux

mediawiki

mediawiki

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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7.3 /10