VulnerabilityModified
CVE-2018-20349
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.
MEDIUM 6.5EPSS 1.60%
Does this matter?
Lower severity and a low EPSS score (1.60%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 1.60% probability · 74th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- igraph/igraph
- Source
- cve@mitre.org
References
- https://github.com/igraph/igraph/issues/1141Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/12/msg00038.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NCGDUNQYLSZLSGN6JJBORVFW46U3A75Y/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OWCGXEINKJM3JQUPVCSN4RBTRKWBTYI7/
- https://github.com/igraph/igraph/issues/1141Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/12/msg00038.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NCGDUNQYLSZLSGN6JJBORVFW46U3A75Y/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OWCGXEINKJM3JQUPVCSN4RBTRKWBTYI7/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.