CVE-2012-0920 Information

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.\

Reference

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 http://www.securityfocus.com/bid/52159 https://exchange.xforce.ibmcloud.com/vulnerabilities/73444 https://secure.ucc.asn.au/hg/dropbear/rev/818108bf7749 https://www.mantor.org/~northox/misc/CVE-2012-0920.html