Vulnerability CVE-2021-46148
Published: 2022-01-10

Description:
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. Some unprivileged users can view confidential information (e.g., IP addresses and User-Agent headers for election traffic) on a testwiki SecurePoll instance.

Type:

CWE-200

 (Information Exposure)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Mediawiki -> Mediawiki 

 References:
https://phabricator.wikimedia.org/T290856
https://gerrit.wikimedia.org/r/q/Ib2715adb281f8892b586dcb1895e87ac0eb548b0
https://phabricator.wikimedia.org/T290808
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