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Vulnerability details: VCID-4ry6-h6mw-aaaj
Vulnerability ID VCID-4ry6-h6mw-aaaj
Aliases CVE-2011-4361
Summary MediaWiki before 1.17.1 does not check for read permission before handling action=ajax requests, which allows remote attackers to obtain sensitive information by (1) leveraging the SpecialUpload::ajaxGetExistsWarning function, or by (2) leveraging an extension, as demonstrated by the CategoryTree, ExtTab, and InlineEditor extensions.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-276 Incorrect Default Permissions
System Score Found at
generic_textual Medium http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-November/000104.html
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-4361.html
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generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4361
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2011-4361
Reference id Reference type URL
http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-November/000104.html
http://openwall.com/lists/oss-security/2011/11/29/12
http://openwall.com/lists/oss-security/2011/11/29/6
http://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-4361.html
https://api.first.org/data/v1/epss?cve=CVE-2011-4361
https://bugzilla.redhat.com/show_bug.cgi?id=758171
https://bugzilla.wikimedia.org/show_bug.cgi?id=32616
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4361
http://www.debian.org/security/2011/dsa-2366
650434 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=650434
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
CVE-2011-4361 https://nvd.nist.gov/vuln/detail/CVE-2011-4361
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2011-4361
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Exploit Prediction Scoring System (EPSS)
Percentile 0.43132
EPSS Score 0.00231
Published At April 3, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.