CVE-2020-35480
"MediaWiki Hidden User Information Disclosure"
Description
An issue was discovered in MediaWiki before 1.35.1. Missing users (accounts that don't exist) and hidden users (accounts that have been explicitly hidden due to being abusive, or similar) that the viewer cannot see are handled differently, exposing sensitive information about the hidden status to unprivileged viewers. This exists on various code paths.
INFO
Published Date :
Dec. 18, 2020, 8:15 a.m.
Last Modified :
Nov. 7, 2023, 3:21 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2020-35480
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-35480.
| URL | Resource |
|---|---|
| https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/ | |
| https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html | Mailing List Release Notes Vendor Advisory |
| https://phabricator.wikimedia.org/T120883 | Permissions Required |
| https://www.debian.org/security/2020/dsa-4816 | Mailing List Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-35480 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-35480 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/ [No types assigned] Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/ -
Modified Analysis by [email protected]
Apr. 08, 2022
Action Type Old Value New Value Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/ Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* -
CWE Remap by [email protected]
Jul. 21, 2021
Action Type Old Value New Value Changed CWE CWE-200 CWE-203 -
CVE Modified by [email protected]
Dec. 27, 2020
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/ [No Types Assigned] -
Modified Analysis by [email protected]
Dec. 23, 2020
Action Type Old Value New Value Changed Reference Type https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html No Types Assigned https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html Mailing List, Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 23, 2020
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html [No Types Assigned] -
Initial Analysis by [email protected]
Dec. 21, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Changed Reference Type https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html No Types Assigned https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html Mailing List, Release Notes, Vendor Advisory Changed Reference Type https://phabricator.wikimedia.org/T120883 No Types Assigned https://phabricator.wikimedia.org/T120883 Permissions Required Changed Reference Type https://www.debian.org/security/2020/dsa-4816 No Types Assigned https://www.debian.org/security/2020/dsa-4816 Mailing List, Third Party Advisory Added CWE NIST CWE-200 Added CPE Configuration OR *cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* versions up to (excluding) 1.35.1 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 18, 2020
Action Type Old Value New Value Added Reference https://www.debian.org/security/2020/dsa-4816 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-35480 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-35480
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.36 }} 0.10%
score
0.72533
percentile