Description
libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454.
References (7)
Core 7
Core References
Issue Tracking, Patch, Third Party Advisory, VDB Entry x_refsource_misc
https://bugs.gentoo.org/717920
Release Notes, Vendor Advisory x_refsource_misc
https://www.pcre.org/original/changelog.txt
Vendor Advisory x_refsource_confirm
https://support.apple.com/kb/HT211931
Mailing List, Third Party Advisory mailing-list
x_refsource_fulldisc
http://seclists.org/fulldisclosure/2020/Dec/32
Vendor Advisory x_refsource_confirm
https://support.apple.com/kb/HT212147
Mailing List, Third Party Advisory mailing-list
x_refsource_fulldisc
http://seclists.org/fulldisclosure/2021/Feb/14
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
Scores
CVSS v3
7.5
EPSS
0.0031
EPSS Percentile
53.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (4)
apple/macos
< 11.0.1
pcre/pcre
< 8.43
splunk/universal_forwarder
9.1.0
splunk/universal_forwarder
8.2.0 - 8.2.12
Published
Jun 15, 2020
Tracked Since
Feb 18, 2026