PT-2023-11656 · Asn1C+1 · Asn1C+1

Seviezhou · Publicado 2023-07-18 · Atualizado 2023-07-26 · CVE-2020-23911

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions asn1c versions prior to 0.9.29

Description An issue exists in the default error logger() function located in asn1fix.c, which allows an attacker to cause Denial of Service due to a NULL pointer dereference.

Recommendations For versions prior to 0.9.29, update to version 0.9.29 or later to resolve the issue. As a temporary workaround, consider restricting access to the default error logger() function until a patch is available.

Exploit

Correção

DoS

NULL Pointer Dereference

Enumeração de Fraquezas

CWE-476

Identificadores relacionados

CVE-2020-23911

Produtos afetados

Debian

Asn1C

Referências · 9

• 🔥 https://github.com/vlm/asn1c/issues/394 · Exploit
• https://cve.org/CVERecord?id=CVE-2020-23911 · Nota de Segurança
• https://ubuntu.com/security/CVE-2020-23911 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2020-23911 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2020-23911 · Aviso do Fabricante
• https://security-tracker.debian.org/tracker/CVE-2020-23911 · Aviso do Fabricante
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-23911 · Aviso do Fabricante
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-23911 · Aviso do Fabricante
• https://t.me/cibsecurity/66924 · Publicação no Telegram