Upstream information

CVE-2018-19044 at MITRE

Description

keepalived 2.0.8 didn't check for pathnames with symlinks when writing data to a temporary file upon a call to PrintData or PrintStats. This allowed local users to overwrite arbitrary files if fs.protected_symlinks is set to 0, as demonstrated by a symlink from /tmp/keepalived.data or /tmp/keepalived.stats to /etc/passwd.

SUSE information

Overall state of this security issue: Analysis

This issue is currently rated as having important severity.

CVSS v3 Scores
  SUSE
Base Score 7.8
Vector AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector Local
Access Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
SUSE Bugzilla entry: 1015141 [IN_PROGRESS]

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Please note that this evaluation state might be work in progress, incomplete or outdated.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
HPE Helion OpenStack 8 keepalived Affected
SUSE Openstack Cloud 7 keepalived Affected
SUSE Openstack Cloud 8 keepalived Affected