CVE-2019-20838

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Summary:

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.

Reference Links(if available):

  • https://bugs.gentoo.org/717920
  • https://www.pcre.org/original/changelog.txt
  • https://support.apple.com/kb/HT211931
  • http://seclists.org/fulldisclosure/2020/Dec/32
  • https://support.apple.com/kb/HT212147
  • CVSS Score (if available)

    v2: / MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P

    v3: / HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

    Links to Exploits(if available)

  • Available for Amazon Prime