Vulnerability identifier: #VU35906
Vulnerability risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID:
CWE-ID:
CWE-125
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 length of 2 bytes. There is no validation of this length. Later on, the code tries to read at an empty position, leading to a crash. A remote attacker can perform a denial of service attack.
Mitigation
Update to version 4.1.4.
Vulnerable software versions
Suricata: 4.0.0 - 4.0.6, 4.1.0 - 4.1.3
External links
https://lists.openinfosecfoundation.org/pipermail/oisf-announce/
https://suricata-ids.org/2019/04/30/suricata-4-1-4-released/
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.