CVE-2018-5996

Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code, allows remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.

Published: Jan 31, 2018
Updated: Apr 13, 2023
CVE: CVE-2018-5996
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7.8
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2:

Severity: Medium
Score: 6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

CWE-119

Affected Software
References

Software	From	Fixed in
7-zip / 7-zip	-	18.00
7-zip / p7zip	-	18.0
debian / debian_linux	8.0	8.0.x
debian / debian_linux	7.0	7.0.x
debian / debian_linux	9.0	9.0.x

http://www.securitytracker.com/id/1040831
https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html
https://github.com/p7zip-project/p7zip/issues/32
https://github.com/p7zip-project/p7zip/issues/8
https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/

Vulnerability Database

CVE-2018-5996

Deep Security Visibility Without the Complexity