CVE-2024-23839

HIGH

Oisf Suricata < 7.0.3 - Use After Free

Title source: rule
STIX 2.1

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.3, specially crafted traffic can cause a heap use after free if the ruleset uses the http.request_header or http.response_header keyword. The vulnerability has been patched in 7.0.3. To work around the vulnerability, avoid the http.request_header and http.response_header keywords.

Scores

CVSS v3 7.1
EPSS 0.0021
EPSS Percentile 43.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (3)
fedoraproject/fedora 38
fedoraproject/fedora 39
oisf/suricata 7.0.0 - 7.0.3
Published Feb 26, 2024
Tracked Since Feb 18, 2026