Vulnerability Monitor

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CVE-2019-16410

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.

Published

2019-09-24T20:15:11.870

Last Modified

2024-11-21T04:30:39.620

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.1 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

4.9

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	suricata-ids	suricata	4.1.4	Yes

References

https://lists.openinfosecfoundation.org/pipermail/oisf-announce/ Third Party Advisory ([email protected])
https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/ Release Notes, Vendor Advisory ([email protected])
https://www.code-intelligence.com/cve-2019-16410 ([email protected])
https://lists.openinfosecfoundation.org/pipermail/oisf-announce/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/ Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.code-intelligence.com/cve-2019-16410 (af854a3a-2127-422b-91ae-364da2661108)