Vulnerability CVE-2022-22822
Published: 2022-01-10

Description:
addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

Type:

CWE-190

 (Integer Overflow or Wraparound)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Libexpat project -> Libexpat 

 References:
https://github.com/libexpat/libexpat/pull/539
http://www.openwall.com/lists/oss-security/2022/01/17/3
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