CVE-2012-0920: Use After Free
First published: Tue Jun 05 2012(Updated: )
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."
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dropbear Ssh Project Dropbear Ssh | >=0.52<=2012.54 | |
| Debian Debian Linux | =6.0 | |
| Debian Debian Linux | =7.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- 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
- collector/nvd-index
- agent/references
- agent/weakness
- agent/severity
- agent/description
- agent/author
- agent/type
- agent/event
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/dropbear ssh project
- canonical/dropbear ssh project dropbear ssh
- version/dropbear ssh project dropbear ssh/0.52
- version/dropbear ssh project dropbear ssh/2012.54
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/6.0
- version/debian debian linux/7.0