CVE-2020-27790
5.5
MEDIUM
CVSS 3.1
EPSS 0.05%
Description
A floating point exception issue was discovered in UPX in PackLinuxElf64::invert_pt_dynamic() function of p_lx_elf.cpp file. An attacker with a crafted input file could trigger this issue that could cause a crash leading to a denial of service. The highest impact is to Availability.
How to fix CVE-2020-27790
To remediate CVE-2020-27790, upgrade the affected package to a fixed version below.
- Debian/upx-ucl—upgrade to 3.96-1 or later
Is CVE-2020-27790 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.96-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |