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CVE-2013-6393

Public on 2014-02-06
Modified on 2014-09-18
Description

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.

Severity
Medium
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CVSS v3 Base Score
4.3
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 libyaml 2014-02-26 14:27 ALAS-2014-291
Amazon Linux 1 perl-YAML-LibYAML 2014-04-17 14:18 ALAS-2014-324

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 4.3 AV:A/AC:H/Au:N/C:P/I:P/A:P
NVD CVSSv2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P