CVE-2012-0920
dropbear - use after free
EPSS 1.8%
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."
How to fix CVE-2012-0920
To remediate CVE-2012-0920, upgrade the affected package to a fixed version below.
- Debian/dropbear—upgrade to 2012.55-1 or later
- Debian/dropbear—upgrade to 0.52-5+squeeze1 or later
Is CVE-2012-0920 being exploited?
Low — EPSS is 1.8%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2012.55-1
- from 0, < 0.52-5+squeeze1