CVE-2019-16410 — CRITICAL (9.1)

Vulnerability Description

An issue was discovered in Suricata 4.1.4. By sending multiple fragmented IPv4 packets, the function Defrag4Reassemble in defrag.c tries to access a memory region that is not allocated, because of a lack of header_len checking.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Suricata-Ids	Suricata	4.1.4

Related Weaknesses (CWE)

CWE-125

References

https://lists.openinfosecfoundation.org/pipermail/oisf-announce/Third Party Advisory
https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/Release NotesVendor Advisory
https://www.code-intelligence.com/cve-2019-16410
https://lists.openinfosecfoundation.org/pipermail/oisf-announce/Third Party Advisory
https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/Release NotesVendor Advisory
https://www.code-intelligence.com/cve-2019-16410

FAQ

What is CVE-2019-16410?

CVE-2019-16410 is a vulnerability with a CVSS score of 9.1 (CRITICAL). An issue was discovered in Suricata 4.1.4. By sending multiple fragmented IPv4 packets, the function Defrag4Reassemble in defrag.c tries to access a memory region that is not allocated, because of a l...

How severe is CVE-2019-16410?

CVE-2019-16410 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-16410?

Check the references section above for vendor advisories and patch information. Affected products include: Suricata-Ids Suricata.