PT-2023-12429 · Upx+1 · Upx+1

CVE-2021-43312 · Publicado 2023-03-24 · Atualizado 2023-10-22

Positive Technologies (AI Summary)

CVSS v3.1

7.5

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions upx (affected versions not specified)

Description A heap-based buffer overflow issue was discovered, triggered when the variable bucket points to an inaccessible address. This issue occurs in the function PackLinuxElf64::invert pt dynamic at p lx elf.cpp:5239.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Memory Corruption

Enumeração de Fraquezas

CWE-119

CWE-787

Identificadores relacionados

CVE-2021-43312

OPENSUSE-SU-2023:0088-1

ROSA-SA-2023-2260

Produtos afetados

Debian

Upx

Referências · 58

• 🔥 https://github.com/upx/upx/issues/379 · Exploit
• https://github.com/upx/upx/issues/631 · Nota
• https://github.com/upx/upx/issues/333 · Nota
• https://github.com/upx/upx/issues/331 · Nota
• https://github.com/upx/upx/issues/380 · Nota
• https://github.com/upx/upx/issues/381 · Nota
• https://github.com/upx/upx/issues/632 · Nota
• https://github.com/upx/upx/issues/378 · Nota
• https://github.com/upx/upx/issues/332 · Nota
• https://bugzilla.suse.com/1207122 · Nota
• https://suse.com/security/cve/CVE-2021-20285 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2021-43315 · Nota de Segurança
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-43312 · Aviso do Fabricante
• https://lists.opensuse.org/archives/list/[e-mail]/thread/XLSYENIWX7YMHJJKVRBH2CPDXM5X3IW6 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2019-20805 · Nota de Segurança