Multiple vulnerabilities in Suricata

Published: 2019-08-28 | Updated: 2020-08-08

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2019-10054 CVE-2019-10052
CWE-ID	CWE-119 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Suricata Server applications / IDS/IPS systems, Firewalls and proxy servers
Vendor	Open Information Security Foundation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU35585

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: CVE-2019-10054

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

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. The function process_reply_record_v3 lacks a check for the length of reply.data. It causes an invalid memory access and the program crashes within the nfs/nfs3.rs file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Suricata: 4.1.3

CPE2.3

cpe:2.3:a:oisf:suricata:4.1.3:*:*:*:*:*:*:*

External links

https://redmine.openinfosecfoundation.org/issues/2943
https://suricata-ids.org/2019/04/30/suricata-4-1-4-released/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU35589