Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Required
Privileges Required
Low
Attack Vector
Network
0

CVE-2023-3550

Disclosure Date: September 25, 2023
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

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.

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CVSS V3 Severity and Metrics
Base Score:
7.3 High
Impact Score:
5.2
Exploitability Score:
2.1
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
None

General Information

Vendors

  • debian,
  • mediawiki

Products

  • debian linux 10.0,
  • debian linux 11.0,
  • mediawiki 1.40.0
Technical Analysis