Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2022-1586

Disclosure Date: May 16, 2022 •
CVE-2022-1586 CVSS v3 Base Score: 9.1
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT.

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CVSS V3 Severity and Metrics
Base Score:
9.1 Critical
Impact Score:
5.2
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
High

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
pcre2 Fixed in pcre2-10.40.
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • fedoraproject,
  • netapp,
  • pcre,
  • redhat

Products

  • active iq unified manager -,
  • enterprise linux 8.0,
  • enterprise linux 9.0,
  • fedora 35,
  • fedora 36,
  • h300s firmware -,
  • h410c firmware -,
  • h410s firmware -,
  • h500s firmware -,
  • h700s firmware -,
  • hci management node -,
  • ontap select deploy administration utility -,
  • pcre2,
  • solidfire -
Technical Analysis