Vulnerability identifier: #VU87828
Vulnerability risk: Medium
CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-416
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Suricata
Server applications /
IDS/IPS systems, Firewalls and proxy servers
Vendor: Open Information Security Foundation
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error when handling HTTP traffic. A remote attacker can send specially crafted data to the system and perform a denial of service (DoS) attack.
Successful exploitation of the vulnerability requires that http.request_header or http.response_header keywords are used if the ruleset.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Suricata: 7.0.0 - 7.0.2
External links
http://github.com/OISF/suricata/security/advisories/GHSA-qxj6-hr2p-mmc7
http://github.com/OISF/suricata/commit/cd731fcaf42e5f7078c9be643bfa0cee2ad53e8f
http://redmine.openinfosecfoundation.org/issues/6657
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.