Upstream information

CVE-2015-6565 at MITRE

Description

sshd in OpenSSH 6.8 and 6.9 uses world-writable permissions for TTY devices, which allows local users to cause a denial of service (terminal disruption) or possibly have unspecified other impact by writing to a device, as demonstrated by writing an escape sequence.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.2
Vector AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

Note from the SUSE Security Team

This issue only affects openssh versions 6.8 and 6.9. SUSE Linux Enterprise 12 and older have currently ship openssh 6.6p1 or older, so are not affected.

SUSE Bugzilla entries: 942850 [RESOLVED], 943006 [RESOLVED / FIXED], 943007 [RESOLVED], 943010 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Desktop 10 SP3 openssh Released
SUSE Linux Enterprise Desktop 11 SP2 openssh Already fixed
SUSE Linux Enterprise Desktop 11 SP3 openssh Released
SUSE Linux Enterprise Desktop 11 SP4 openssh Released
SUSE Linux Enterprise Desktop 12 GA openssh Released
SUSE Linux Enterprise Desktop 12 SP1 openssh Released
SUSE Linux Enterprise Server 10 SP3 openssh Released
SUSE Linux Enterprise Server 11 SP2 openssh Already fixed
SUSE Linux Enterprise Server 11 SP2 LTSS openssh Already fixed
SUSE Linux Enterprise Server 11 SP3 openssh Released
SUSE Linux Enterprise Server 11 SP4 openssh Released
SUSE Linux Enterprise Server 12 GA openssh Released
SUSE Linux Enterprise Server for VMWare 11 SP2 openssh Already fixed
SUSE Linux Enterprise Server for VMWare 11 SP3 openssh Released