Incorrect Permission Assignment for Critical Resource

Affecting mediawiki package, versions <1:1.27.7-1~deb9u8

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NVD Description

Note: Versions mentioned in the description apply to the upstream mediawiki package. See Remediation section below for Debian:9 relevant versions.

An issue was discovered in MediaWiki before 1.31.13 and 1.32.x through 1.35.x before 1.35.2. When using the MediaWiki API to "protect" a page, a user is currently able to protect to a higher level than they currently have permissions for.

Remediation

Upgrade Debian:9 mediawiki to version 1:1.27.7-1~deb9u8 or higher.

References

CVSS Score

4.3
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    Low
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    Low
  • Availability
    None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVE
CVE-2021-30152
CWE
CWE-732
Snyk ID
SNYK-DEBIAN9-MEDIAWIKI-1244643
Disclosed
09 Apr, 2021
Published
10 Apr, 2021