Memory leak in Wireshark RTPS dissector



Published: 2023-10-04
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-5371
CWE-ID CWE-401
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Wireshark
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor Wireshark.org

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Memory leak

EUVDB-ID: #VU81495

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: CVE-2023-5371

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the RTPS dissector. A remote attacker can send specially crafted traffic to the system and perform a denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Wireshark: 3.6.0 - 4.0.8

External links

http://gitlab.com/wireshark/wireshark/-/issues/19322
http://www.wireshark.org/security/wnpa-sec-2023-27.html


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.



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