VDB
CVE-2019-20021
CVE-2019-20021
PUBLISHED
CVSS 5.5 MEDIUM
A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.
EPSS 1.08% · 62.9th percentile
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
1.08%
62.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | upx-ucl | 0, 3.91-1 |
| Ubuntu:18.04:LTS | upx-ucl | 0, 3.94-2, 3.94-3 |
| Ubuntu:20.04:LTS | upx-ucl | 0, 3.95-2, 3.95-2build1 |
Timeline
- Dec 27, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 1, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 3, 2022 EPSS Score
- Sep 6, 2022 EPSS Score
- Nov 8, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-20021 third-party-advisory
- https://github.com/upx/upx/issues/315 third-party-advisory
- https://github.com/upx/upx/commit/819c33fee2b2c33b96bef27a13cb20f2589819aa third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-20021 third-party-advisory