Vulnerability identifier: #VU35588
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-754
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 non-authenticated attacker to perform a denial of service (DoS) attack.
An issue was discovered in Suricata 4.1.3. If the function filetracker_newchunk encounters an unsafe "Some(sfcm) => { ft.new_chunk }" item, then the program enters an smb/files.rs error condition and crashes.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Suricata: 4.1.3 - 4.1.4
External links
http://github.com/OISF/suricata/pull/3734
http://redmine.openinfosecfoundation.org/issues/2896
http://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.