High severity · published Oct 19, 2017
CVE-2012-4380
MediaWiki before 1.18.5, and 1.19.x before 1.19.2 allows remote attackers to bypass GlobalBlocking extension IP address blocking and create an account via unspecified vectors
7.5
CVSS
1.6%
EPSS
No
On KEV
Description
MediaWiki before 1.18.5, and 1.19.x before 1.19.2 allows remote attackers to bypass GlobalBlocking extension IP address blocking and create an account via unspecified vectors.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ME
Mediawiki · Mediawiki
through 1.18.4; 1.19.0; 1.19.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-4380
CVE.org
https://www.cve.org/CVERecord?id=CVE-2012-4380
Mailing List
http://www.openwall.com/lists/oss-security/2012/08/31/10
Mailing List
http://www.openwall.com/lists/oss-security/2012/08/31/6
Issue Tracking
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=686330
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=853440
Patch
https://lists.wikimedia.org/pipermail/mediawiki-announce/2012-August/000119.html
Issue Tracking
https://phabricator.wikimedia.org/T41824
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