Denial of service in Wireshark GQUIC dissector



Published: 2020-10-30 | Updated: 2020-11-17
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-28030
CWE-ID CWE-400
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 information about 1 vulnerabilities.

Updated: 17.11.2020

Assigned CVE-ID.

1) Resource exhaustion

EUVDB-ID: #VU48034

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-28030

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources when processing data within GQUIC dissector in Wireshark. A remote attacker can pass specially crafted data to the application, trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Wireshark: 3.2.0 - 3.2.7

CPE2.3 External links

http://www.wireshark.org/security/wnpa-sec-2020-15.html

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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