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CVE-2012-4377

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Date: October 26, 2017

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.18.5 and 1.19.x before 1.19.2 allows remote attackers to inject arbitrary web script or HTML via a File: link to a nonexistent image.

Language: PHP

Severity Score

Related Resources (10)

https://lists.wikimedia.org/pipermail/mediawiki-announce/2012-August/000119.html
http://www.openwall.com/lists/oss-security/2012/08/31/6
https://security-tracker.debian.org/tracker/CVE-2012-4377
http://www.openwall.com/lists/oss-security/2012/08/31/10
https://bugzilla.redhat.com/show_bug.cgi?id=853409
https://nvd.nist.gov/vuln/detail/CVE-2012-4377
https://phabricator.wikimedia.org/T41700
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=686330
https://people.canonical.com/~ubuntu-security/cve/CVE-2012-4377
https://www.mend.io/vulnerability-database/CVE-2012-4377

Severity Score

Weakness Type (CWE)

Cross-Site Scripting (XSS)

CWE-79

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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