CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
AI Score
Confidence
High
EPSS
Percentile
15.5%
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.
github.com/OISF/suricata/commit/cd731fcaf42e5f7078c9be643bfa0cee2ad53e8f
github.com/OISF/suricata/commit/cd731fcaf42e5f7078c9be643bfa0cee2ad53e8f (suricata-7.0.3)
github.com/OISF/suricata/security/advisories/GHSA-qxj6-hr2p-mmc7
launchpad.net/bugs/cve/CVE-2024-23839
nvd.nist.gov/vuln/detail/CVE-2024-23839
redmine.openinfosecfoundation.org/issues/6657
security-tracker.debian.org/tracker/CVE-2024-23839
www.cve.org/CVERecord?id=CVE-2024-23839