PT-2019-16066 · Upx Team+1 · Upx+1

Gutiniaoo · Published 2019-12-27 · Updated 2025-04-11 · CVE-2019-20051

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions UPX version 3.95

Description A floating-point exception was discovered in PackLinuxElf::elf hash in p lx elf.cpp, causing an application crash that leads to denial of service.

Recommendations For UPX version 3.95, consider updating to a newer version to mitigate the risk, however, at the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting the use of the PackLinuxElf::elf hash function in p lx elf.cpp to minimize the risk of exploitation.

Exploit

DoS

Weakness Enumeration

CWE-682

Related Identifiers

ALT-PU-2020-2910

ALT-PU-2020-2930

CVE-2019-20051

MGASA-2020-0096

Affected Products

Alt Linux

Upx

References · 18

• 🔥 https://github.com/upx/upx/issues/313 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2019-20051 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-20051 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2020-0096 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-20051 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-20051 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2020-0096.html · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-20051 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-20051 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-20051 · Security Note
• https://lists.opensuse.org/opensuse-updates/2020-02/msg00006.html · Note
• https://lists.opensuse.org/opensuse-updates/2020-02/msg00012.html · Note