Vulnerability Details CVE-2013-6393
The yaml_parser_scan_tag_uri function in scanner.c in LibYAML before 0.1.5 performs an incorrect cast, which allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via crafted tags in a YAML document, which triggers a heap-based buffer overflow.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.083
EPSS Ranking 91.8%
CVSS Severity
CVSS v2 Score 6.8
References
- http://advisories.mageia.org/MGASA-2014-0040.html
- http://archives.neohapsis.com/archives/bugtraq/2014-04/0134.html
- http://archives.neohapsis.com/archives/bugtraq/2014-10/0103.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00064.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00065.html
- http://lists.opensuse.org/opensuse-updates/2015-02/msg00078.html
- http://lists.opensuse.org/opensuse-updates/2016-04/msg00050.html
- http://osvdb.org/102716
- http://rhn.redhat.com/errata/RHSA-2014-0353.html
- http://rhn.redhat.com/errata/RHSA-2014-0354.html
- http://rhn.redhat.com/errata/RHSA-2014-0355.html
- http://www.debian.org/security/2014/dsa-2850
- http://www.debian.org/security/2014/dsa-2870
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:060
- http://www.securityfocus.com/bid/65258
- http://www.ubuntu.com/usn/USN-2098-1
- https://bitbucket.org/xi/libyaml/commits/tag/0.1.5
- https://bugzilla.redhat.com/attachment.cgi?id=847926&action=diff
- https://bugzilla.redhat.com/show_bug.cgi?id=1033990
- https://puppet.com/security/cve/cve-2013-6393
- https://support.apple.com/kb/HT6536
- http://advisories.mageia.org/MGASA-2014-0040.html
- http://archives.neohapsis.com/archives/bugtraq/2014-04/0134.html
- http://archives.neohapsis.com/archives/bugtraq/2014-10/0103.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00064.html
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00065.html
- http://lists.opensuse.org/opensuse-updates/2015-02/msg00078.html
- http://lists.opensuse.org/opensuse-updates/2016-04/msg00050.html
- http://osvdb.org/102716
- http://rhn.redhat.com/errata/RHSA-2014-0353.html
- http://rhn.redhat.com/errata/RHSA-2014-0354.html
- http://rhn.redhat.com/errata/RHSA-2014-0355.html
- http://www.debian.org/security/2014/dsa-2850
- http://www.debian.org/security/2014/dsa-2870
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:060
- http://www.securityfocus.com/bid/65258
- http://www.ubuntu.com/usn/USN-2098-1
- https://bitbucket.org/xi/libyaml/commits/tag/0.1.5
- https://bugzilla.redhat.com/attachment.cgi?id=847926&action=diff
- https://bugzilla.redhat.com/show_bug.cgi?id=1033990
- https://puppet.com/security/cve/cve-2013-6393
- https://support.apple.com/kb/HT6536
Products affected by CVE-2013-6393
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cpe:2.3:a:pyyaml:libyaml:0.0.1
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cpe:2.3:a:pyyaml:libyaml:0.1.1
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cpe:2.3:a:pyyaml:libyaml:0.1.2
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cpe:2.3:a:pyyaml:libyaml:0.1.3
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cpe:2.3:a:pyyaml:libyaml:0.1.4
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cpe:2.3:a:redhat:openstack:3.0
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cpe:2.3:a:redhat:openstack:4.0
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cpe:2.3:o:canonical:ubuntu_linux:12.04
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cpe:2.3:o:canonical:ubuntu_linux:12.10
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cpe:2.3:o:canonical:ubuntu_linux:13.10
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cpe:2.3:o:debian:debian_linux:6.0
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cpe:2.3:o:debian:debian_linux:7.0
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cpe:2.3:o:opensuse:leap:42.1
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cpe:2.3:o:opensuse:opensuse:11.4
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cpe:2.3:o:opensuse:opensuse:13.1
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cpe:2.3:o:opensuse:opensuse:13.2