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.
Metrics
CVSS 3.0 9.8/10
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lists.opensuse.org/opensuse-updates/2017-03/msg00055.htmlThird Party Advisory
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-agent-fwd-overflow.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/97156Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038067
- https://git.tartarus.org/?p=simon/putty.git%3Ba=commitdiff%3Bh=4ff22863d895cb7ebfced4cf923a012a614adaa8
- https://security.gentoo.org/glsa/201703-03Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201706-09
- https://www.exploit-db.com/exploits/42137/
- http://lists.opensuse.org/opensuse-updates/2017-03/msg00055.htmlThird Party Advisory
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-agent-fwd-overflow.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/97156Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038067
- https://git.tartarus.org/?p=simon/putty.git%3Ba=commitdiff%3Bh=4ff22863d895cb7ebfced4cf923a012a614adaa8
- https://security.gentoo.org/glsa/201703-03Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201706-09
- https://www.exploit-db.com/exploits/42137/
Timeline
- Published
- Mar 27, 2017
- Last modified
- Jun 17, 2026
- NVD status
- Modified