High severity · published Mar 20, 2020
CVE-2019-16528
An issue was discovered in the AbuseFilter extension for MediaWiki
7.5
CVSS
1.3%
EPSS
No
On KEV
Description
An issue was discovered in the AbuseFilter extension for MediaWiki. includes/special/SpecialAbuseLog.php allows attackers to obtain sensitive information, such as deleted/suppressed usernames and summaries, from AbuseLog revision data. This affects REL1_32 and REL1_33.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AB
Abusefilter · Mediawiki
1.32; 1.33 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-16528
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-16528
Patch
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538051/
Patch
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538053/
Patch
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538054/
Permissions Required
https://phabricator.wikimedia.org/T224203
More from Abusefilter
5.3
CVE-2019-18987
An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki
5.3
CVE-2019-18612
An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki