5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.001 Low
EPSS
Percentile
36.8%
Debian Security Advisory DSA-5021-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
December 15, 2021 https://www.debian.org/security/faq
Package : mediawiki
CVE ID : CVE-2021-44857 CVE-2021-44858 CVE-2021-45038
Multiple security issues were discovered in MediaWiki, a website engine
for collaborative work: Vulnerabilities in the mcrundo and rollback
actions may allow an attacker to leak page content from private wikis
or to bypass edit restrictions.
For additional information please refer to
https://www.mediawiki.org/wiki/2021-12_security_release/FAQ
For the oldstable distribution (buster), these problems have been fixed
in version 1:1.31.16-1+deb10u2.
For the stable distribution (bullseye), these problems have been fixed in
version 1:1.35.4-1+deb11u2.
We recommend that you upgrade your mediawiki packages.
For the detailed security status of mediawiki please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/mediawiki
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: [email protected]
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 11 | all | mediawiki | < 1:1.35.4-1+deb11u2 | mediawiki_1:1.35.4-1+deb11u2_all.deb |
Debian | 11 | all | mediawiki-classes | < 1:1.35.4-1+deb11u2 | mediawiki-classes_1:1.35.4-1+deb11u2_all.deb |
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.001 Low
EPSS
Percentile
36.8%