VULNERABILITY INTELLIGENCE

CVE-2018-20349

CVSS score6.5 MEDIUM
EPSS probability1.60%
CISA KEVNot currently listed
Published2018-12-22
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

The igraph_i_strdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via a crafted object.

Weakness classification

  • CWE-476: NULL Pointer Dereference

Primary references