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 severity
Medium
See what this means
CVSS v3 Base Score
4.3
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 libyaml 2014-02-26 ALAS-2014-291 Fixed
Amazon Linux 1 perl-YAML-LibYAML 2014-04-17 ALAS-2014-324 Fixed

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

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2013-6393 Mitre: CVE-2013-6393