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debianDebianDEBIAN:DSA-5021-1:57DA3
HistoryDec 15, 2021 - 7:51 p.m.

[SECURITY] [DSA 5021-1] mediawiki security update

2021-12-1519:51:44
lists.debian.org
9

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]

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%

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