Upstream information

CVE-2017-6542 at MITRE

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.

SUSE information

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.48
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 9.8
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
SUSE Bugzilla entry: 1029256 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE Leap 42.1
  • putty >= 0.68-12.1
  • putty-debuginfo >= 0.68-12.1
  • putty-debugsource >= 0.68-12.1
Patchnames:
openSUSE-2017-354
openSUSE Leap 42.2
  • putty >= 0.68-12.1
  • putty-debuginfo >= 0.68-12.1
  • putty-debugsource >= 0.68-12.1
Patchnames:
openSUSE-2017-354