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.
02 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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.64% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 76.0% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-10-19 21:00Z9 YR AGO
- Last updated
- 2024-08-06 20:35Z2 YR AGO
- Reserved
- 2012-08-21
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-284Improper Access ControlPillar
- Data version
- 5.1
- Document digest
- 192c301a4089faf03396c6bd602339c53f75e2f8572cb3cfbc00da1a0c374e36
05 Affected products
06 References
- www.openwall.com[oss-security] 20120831 CVE Request -- MediaWiki 1.19.2 and 1.18.5 multiple security flawshttp://www.openwall.com/lists/oss-security/2012/08/31/6
- lists.wikimedia.org[MediaWiki-announce] 20120831 MediaWiki security release: 1.19.2 and 1.18.5https://lists.wikimedia.org/pipermail/mediawiki-announce/2012-August/000119.html
- www.openwall.com[oss-security] 20120831 Re: CVE Request -- MediaWiki 1.19.2 and 1.18.5 multiple security flawshttp://www.openwall.com/lists/oss-security/2012/08/31/10
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=853440
- bugs.debian.orghttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=686330
- phabricator.wikimedia.orghttps://phabricator.wikimedia.org/T41824
07 Fixed in
Debian 12
- mediawiki Fixed in 1:1.19.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- mediawiki Fixed in 1:1.19.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- mediawiki Fixed in 1:1.19.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.