VDB
CVE-2020-27800
CVE-2020-27800
PUBLISHED
A heap-based buffer over-read was discovered in the get_le32 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.
EPSS 0.05% · 16.4th percentile
Risk Scores
EPSS Score
0.05%
16.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:24.04:LTS | upx-ucl | 0, 3.96-3, 4.2.2-3 |
| Ubuntu:22.04:LTS | upx-ucl | 3.96-2, 3.96-3, 0 |
| Ubuntu:25.10 | upx-ucl | 0, 4.2.4-1, 4.2.4-1.1 |
| Ubuntu:20.04:LTS | upx-ucl | 3.95-2, 3.95-2build1, 0 |
Timeline
- Aug 25, 2022 CVE Published
- Aug 26, 2022 EPSS Score
- Oct 11, 2022 EPSS Score
- Nov 25, 2022 EPSS Score
- Jan 10, 2023 EPSS Score
- Feb 24, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 11, 2023 EPSS Score
- May 26, 2023 EPSS Score
- Jul 11, 2023 EPSS Score
- Aug 25, 2023 EPSS Score
- Oct 10, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-27800 third-party-advisory
- https://github.com/upx/upx/issues/395 third-party-advisory
- https://github.com/upx/upx/commit/76cd518110a9e7597363012ff4e31bcd526a081e third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-27800 third-party-advisory