CVE Vulnerability

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->len data + 3)" places one beyond the 3 bytes, because the code should have been "flag = *(o->data + 1)" instead.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://lists.openinfosecfoundation.org/pipermail/oisf-announce/ Third Party Advisory
https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/ Release Notes Vendor Advisory
https://www.code-intelligence.com/cve-2019-16411
Configurations

Configuration 1

cpe:2.3:a:suricata-ids:suricata:4.1.4:*:*:*:*:*:*:*
Information

Published : 2019-09-24 08:15

Updated : 2019-10-02 02:15

NVD link : CVE-2019-16411

Mitre link : CVE-2019-16411

Products Affected

Suricata

Suricata-ids

CWE
CWE-125

Out-of-bounds Read