CVE Vulnerability

CVE-2019-12779

libqb before 1.0.5 allows local users to overwrite arbitrary files via a symlink attack, because it uses predictable filenames (under /dev/shm and /tmp) without O_EXCL.

6.6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 9.2

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

7.1 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/ClusterLabs/libqb/releases/tag/v1.0.5 Release Notes Third Party Advisory
https://github.com/ClusterLabs/libqb/releases/tag/v1.0.4 Release Notes Third Party Advisory
https://github.com/ClusterLabs/libqb/issues/338 Issue Tracking Exploit
https://bugzilla.redhat.com/show_bug.cgi?id=1695948 Exploit Patch
http://www.securityfocus.com/bid/108691 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00031.html
https://access.redhat.com/errata/RHSA-2019:3610
https://security.gentoo.org/glsa/202107-03
Configurations

Configuration 1

cpe:2.3:a:clusterlabs:libqb:*:*:*:*:*:*:*:*
Information

Published : 2019-06-07 08:29

Updated : 2021-07-03 05:15

NVD link : CVE-2019-12779

Mitre link : CVE-2019-12779

Products Affected
No products.
CWE
CWE-59