CVEvulnerability
CVE-2020-27790
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-08-18
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-369
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.
Affected configurations
• upx upx (< 3.96)
Related
Weakness · CWE (1)
- CWE-369 Divide By Zero weakness
References
- https://github.com/upx/upx/commit/eb90eab6325d009004ffb155e3e33f22d4d3ca26 Patch, Third Party Advisory
- https://github.com/upx/upx/issues/331 Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/upx/upx/commit/eb90eab6325d009004ffb155e3e33f22d4d3ca26 Patch, Third Party Advisory
- https://github.com/upx/upx/issues/331 Exploit, Issue Tracking, Patch, Third Party Advisory