Vulnerability CVE-2019-20509
Published: 2020-03-10

Description:
archive_read_support_format_lha.c in libarchive before 3.4.1 does not ensure valid sizes for UTF-16 input, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted LHA archive.

Type:

CWE-125

 (Out-of-bounds Read)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Libarchive -> Libarchive 

 References:
https://github.com/libarchive/libarchive/commit/91cf9372e89f7af4582964b15ceb7fc6d1b37471
https://github.com/libarchive/libarchive/compare/v3.4.0...v3.4.1
https://github.com/libarchive/libarchive/issues/1284
Copyright 2024, cxsecurity.com

 

Back to Top