7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
64.2%
The CentralNotice extension for MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 sets the Cache-Control header to cache session cookies when a user is autocreated, which allows remote attackers to authenticate as the created user.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | mediawiki | < 1:1.19.8+dfsg-2.2 | mediawiki_1:1.19.8+dfsg-2.2_all.deb |
Debian | 11 | all | mediawiki | < 1:1.19.8+dfsg-2.2 | mediawiki_1:1.19.8+dfsg-2.2_all.deb |
Debian | 10 | all | mediawiki | < 1:1.19.8+dfsg-2.2 | mediawiki_1:1.19.8+dfsg-2.2_all.deb |
Debian | 999 | all | mediawiki | < 1:1.19.8+dfsg-2.2 | mediawiki_1:1.19.8+dfsg-2.2_all.deb |
Debian | 13 | all | mediawiki | < 1:1.19.8+dfsg-2.2 | mediawiki_1:1.19.8+dfsg-2.2_all.deb |
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
64.2%