CVE-2012-0920

EPSS 1.8%

dropbear - use after free

Published: 6/5/2012Modified: 4/28/2026

Also known as:DEBIAN-CVE-2012-0920

Description

Use-after-free vulnerability in Dropbear SSH Server 0.52 through 2012.54, when command restriction and public key authentication are enabled, allows remote authenticated users to execute arbitrary code and bypass command restrictions via multiple crafted command requests, related to "channels concurrency."

Affected packages (2)

Debian/dropbearfrom 0, < 2012.55-1
Debian/dropbearfrom 0, < 0.52-5+squeeze1

References (1)

ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2012-0920