What is CVE-2018-20349?

CVE-2018-20349 is a medium-severity vulnerability in Igraph, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2018-12-22.

How severe is CVE-2018-20349?

Medium severity. CVSS v3 base score is 6.5 out of 10.

NULL pointer dereference in Igraph

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.

EPSS: 0.016 (73.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Igraph
N/a — versions n/a

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
cve@mitre.org (mailing-list, x_refsource_MLIST)

Frequently asked questions

What is CVE-2018-20349?: CVE-2018-20349 is a medium-severity vulnerability in Igraph, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2018-12-22.
How severe is CVE-2018-20349?: Medium severity. CVSS v3 base score is 6.5 out of 10.