CVE-2012-0920

no score yetEPSS 6.4%

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."

EPSS: 6.4% chance of exploitation in the next 30 days; higher than 93% of CVEs (scores of 2026-10-31)
CWE: CWE-399
Published: 2012-06-05
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

debian:debian_linux
dropbear_ssh_project:dropbear_ssh

References

http://matt.ucc.asn.au/dropbear/CHANGES
http://secunia.com/advisories/48147
http://secunia.com/advisories/48929
http://www.debian.org/security/2012/dsa-2456
http://www.osvdb.org/79590

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