CVE-2018-20349 — Vulnetix

CVE-2018-20349 PUBLISHED

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.

EPSS 0.34% · 57.2th percentile

Risk Scores

EPSS Score

0.34%

57.2th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:18.04:LTS	igraph	0, 0.7.1-2.1build2
Ubuntu:16.04:LTS	igraph	0.7.1-2.1, 0

Exploit Intelligence

https://github.com/igraph/igraph/issues/1141 (nist-nvd)
FEDORA-2019-060e7b383c (circl)
FEDORA-2019-5d52865475 (circl)
[debian-lts-announce] 20191231 [SECURITY] [DLA 2055-1] igraph security update (circl)

Timeline

Dec 22, 2018 CVE Published
Apr 14, 2021 EPSS Score
Jun 23, 2021 EPSS Score
Aug 24, 2021 EPSS Score
Oct 26, 2021 EPSS Score
Dec 27, 2021 EPSS Score
Feb 28, 2022 EPSS Score
May 2, 2022 EPSS Score
Jul 3, 2022 EPSS Score
Sep 5, 2022 EPSS Score
Nov 6, 2022 EPSS Score
Jan 8, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2018-20349 third-party-advisory
https://github.com/igraph/igraph/issues/1141 third-party-advisory
https://ubuntu.com/security/notices/USN-4644-1 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2018-20349 third-party-advisory

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