Out-of-bounds Read in Suricata-ids Suricata

CVE-2019-16411

An issue was discovered in Suricata 4.1.4. By sending multiple IPv4 packets that have invalid IPv4Options, the function IPV4OptValidateTimestamp in decode-ipv4.c tries to access a memory region that is not allocated. There is a check for o…

Vulnerability class: Buffer Overflow

EPSS: 0.020 (78.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-16411?
CVE-2019-16411 is a critical-severity vulnerability in Suricata-ids Suricata, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2019-09-24.
How severe is CVE-2019-16411?
Critical severity. CVSS v3 base score is 9.8 out of 10.