CVE-2018-5996
7.8
HIGH
CVSS 3.1
EPSS 4.3%
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.
How to fix CVE-2018-5996
To remediate CVE-2018-5996, upgrade the affected package to a fixed version below.
- Alpine/p7zip—upgrade to 16.02-r3 or later
- —upgrade to 16.02-2 or later
Is CVE-2018-5996 being exploited?
Low — EPSS is 4.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 16.02-r3
- from 0, < 16.02-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |