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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.

🗓️ 18 Aug 2020 00:00:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 1 Views

PCRE pre 8.43 has a Just-In-Time buffer over-read when Unicode is disabled and \X or \R with fixed quantifiers.

Related
Detection
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: A security vulnerability has been identified inPCRE, which is a required product for IBM Tivoli Network Manager IP Edition (CVE-2019-20838)
4 Jan 202110:17
–ibm
IBM Security Bulletins		Security Bulletin: IBM Aspera Console has addressed multiple PCRE and PCRE2 library vulnerabilities (CVE-2022-1587, CVE-2019-20838, CVE-2022-1586)
29 May 202420:37
–ibm
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities fixed in Cloud Pak for Automation components
19 Jan 202216:26
–ibm
IBM Security Bulletins		Security Bulletin: IBM Sterling Connect:Direct for UNIX Certified Container is affected by multiple vulnerabilities in Red Hat Universal Base Image version 8.4-206.1626828523 and Binutils version 2.30-93
14 Mar 202220:12
–ibm
IBM Security Bulletins		Security Bulletin: IBM Aspera Shares is vulnerable to multiple high severity vulnerabilities (CVE-2022-1586, CVE-2022-4304, CVE-2023-0215, CVE-2023-0286, CVE-2019-20838, CVE-2022-2068, CVE-2022-1587)
5 Feb 202517:01
–ibm
IBM Security Bulletins		Security Bulletin: IBM QRadar SIEM Application Framework Base Image is vulnerable to using components with Known Vulnerabilities
3 Dec 202118:52
–ibm
IBM Security Bulletins		Security Bulletin: IBM Cloud Pak for Security includes components with multiple known vulnerabilities
19 Jan 202313:54
–ibm
IBM Security Bulletins		Security Bulletin: IBM QRadar SIEM is vulnerable to using components with Known Vulnerabilities
25 Apr 202214:44
–ibm
IBM Security Bulletins		Security Bulletin: IBM Aspera Faspex 4.4.2 has addressed multiple security vulnerabilities
7 Sep 202223:27
–ibm
Tenable Nessus		Alibaba Cloud Linux 3 : 0050: pcre2 (ALINUX3-SA-2022:0050)
14 May 202500:00
–nessus
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microsoftcm1_pcre_8.44-1Range<8.44-1

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18 Aug 2020 00:00Current
7High risk
Vulners AI Score7
CVSS 25
CVSS 3.17.5
CVSS 35.1
EPSS0.00234
regular expressions libraryover read vulnerabilityunicode disabledfixed quantifiersbackslash Xbackslash R
1