Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 7.7%
CVSS Severity
CVSS v3 Score 7.1
CVSS v2 Score 6.6
References
- 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
- http://www.securityfocus.com/bid/108691
- https://access.redhat.com/errata/RHSA-2019:3610
- https://bugzilla.redhat.com/show_bug.cgi?id=1695948
- https://github.com/ClusterLabs/libqb/issues/338
- https://github.com/ClusterLabs/libqb/releases/tag/v1.0.4
- https://github.com/ClusterLabs/libqb/releases/tag/v1.0.5
- https://security.gentoo.org/glsa/202107-03
- 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
- http://www.securityfocus.com/bid/108691
- https://access.redhat.com/errata/RHSA-2019:3610
- https://bugzilla.redhat.com/show_bug.cgi?id=1695948
- https://github.com/ClusterLabs/libqb/issues/338
- https://github.com/ClusterLabs/libqb/releases/tag/v1.0.4
- https://github.com/ClusterLabs/libqb/releases/tag/v1.0.5
- https://security.gentoo.org/glsa/202107-03
Products affected by CVE-2019-12779
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cpe:2.3:a:clusterlabs:libqb:0.1.0
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cpe:2.3:a:clusterlabs:libqb:0.10.0
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cpe:2.3:a:clusterlabs:libqb:0.10.1
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cpe:2.3:a:clusterlabs:libqb:0.11.0
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cpe:2.3:a:clusterlabs:libqb:0.11.1
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cpe:2.3:a:clusterlabs:libqb:0.12.0
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cpe:2.3:a:clusterlabs:libqb:0.13.0
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cpe:2.3:a:clusterlabs:libqb:0.14.0
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cpe:2.3:a:clusterlabs:libqb:0.14.1
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cpe:2.3:a:clusterlabs:libqb:0.14.2
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cpe:2.3:a:clusterlabs:libqb:0.14.3
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cpe:2.3:a:clusterlabs:libqb:0.14.4
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cpe:2.3:a:clusterlabs:libqb:0.15.0
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cpe:2.3:a:clusterlabs:libqb:0.16.0
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cpe:2.3:a:clusterlabs:libqb:0.17.0
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cpe:2.3:a:clusterlabs:libqb:0.17.1
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cpe:2.3:a:clusterlabs:libqb:0.17.2
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cpe:2.3:a:clusterlabs:libqb:0.2.0
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cpe:2.3:a:clusterlabs:libqb:0.3.0
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cpe:2.3:a:clusterlabs:libqb:0.4.0
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cpe:2.3:a:clusterlabs:libqb:0.4.1
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cpe:2.3:a:clusterlabs:libqb:0.5.0
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cpe:2.3:a:clusterlabs:libqb:0.5.1
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cpe:2.3:a:clusterlabs:libqb:0.6.0
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cpe:2.3:a:clusterlabs:libqb:0.7.0
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cpe:2.3:a:clusterlabs:libqb:0.8.0
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cpe:2.3:a:clusterlabs:libqb:0.8.1
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cpe:2.3:a:clusterlabs:libqb:0.9.0
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cpe:2.3:a:clusterlabs:libqb:1.0
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cpe:2.3:a:clusterlabs:libqb:1.0.1
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cpe:2.3:a:clusterlabs:libqb:1.0.2
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cpe:2.3:a:clusterlabs:libqb:1.0.3
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cpe:2.3:a:clusterlabs:libqb:1.0.4