openSUSE-SU-2017:0741Vendor advisory
http://lists.opensuse.org/opensuse-updates/2017-03/msg00055.html CVE-2017-6542
CRITICAL
PuTTY < 0.68 - 'ssh_agent_channel_data' Integer Overflow Heap Corruption
Record summary
CVE-2017-6542 has a selected CVSS score of 9.8 (critical); EIP currently links 1 catalogued exploit.
Description
The ssh_agent_channel_data function in PuTTY before 0.68 allows remote attackers to have unspecified impact via a large length value in an agent protocol message and leveraging the ability to connect to the Unix-domain socket representing the forwarded agent connection, which trigger a buffer overflow.
Description source: CVE List
Exploitation context
Available material
- Catalogued exploits
- 1
Proofs of concept
1Catalogued exploits
ExploitDBPuTTY < 0.68 - 'ssh_agent_channel_data' Integer Overflow Heap CorruptionExploitDB exploitby Tim KosseNot analyzed1 file
References
10chiark.greenend.org.ukConfirmation
http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-agent-fwd-overflow.html 97156vdb entry
http://www.securityfocus.com/bid/97156 1038067vdb entry
http://www.securitytracker.com/id/1038067 git.tartarus.orgConfirmation
https://git.tartarus.org/?p=simon/putty.git%3Ba=commitdiff%3Bh=4ff22863d895cb7ebfced4cf923a012a614adaa8 git.tartarus.org
https://git.tartarus.org/?p=simon/putty.git;a=commitdiff;h=4ff22863d895cb7ebfced4cf923a012a614adaa8 nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2017-6542 GLSA-201703-03Vendor advisory
https://security.gentoo.org/glsa/201703-03 GLSA-201706-09Vendor advisory
https://security.gentoo.org/glsa/201706-09 42137exploit
https://www.exploit-db.com/exploits/42137