CVEvulnerability
CVE-2018-5996
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-01-31
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.8 HIGH — CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-119
Description
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.
Affected configurations
• 7-zip 7-zip (< 18.00)
• 7-zip p7zip (< 18.0)
• debian debian linux 7.0
• debian debian linux 8.0
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
References
- http://www.securitytracker.com/id/1040831 www.securitytracker.com
- https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html 0patch.blogspot.si
- https://github.com/p7zip-project/p7zip/issues/32 github.com
- https://github.com/p7zip-project/p7zip/issues/8 github.com
- https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/ Exploit, Technical Description, Third Party Advisory
- http://www.securitytracker.com/id/1040831 www.securitytracker.com
- https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html 0patch.blogspot.si
- https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/ Exploit, Technical Description, Third Party Advisory