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/security/advisories/GHSA-qxj6-hr2p-mmc7
lists.fedoraproject.org/archives/list/[email protected]/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/
lists.fedoraproject.org/archives/list/[email protected]/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/
redmine.openinfosecfoundation.org/issues/6657