VULNERABILITY INTELLIGENCE

CVE-2013-6393

CVSS score6.8 MEDIUM
EPSS probability7.39%
CISA KEVNot currently listed
Published2014-02-06
Last modified2026-06-17
CVSS vectorAV:N/AC:M/Au:N/C:P/I:P/A:P

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.

Weakness classification

  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

Primary references