Resource exhaustion in wireshark (Alpine package)

1) Resource exhaustion

EUVDB-ID: #VU48034

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-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 update from vendor's website.

Vulnerable software versions

wireshark (Alpine package): 3.2.2-r0 - 3.2.8-r0

CPE2.3

• cpe:2.3:o:alpine:wireshark_alpine_package:3.2.2-r0:*:*:*:*:alpine_linux:*:3.11
• cpe:2.3:o:alpine:wireshark_alpine_package:3.2.3-r0:*:*:*:*:alpine_linux:*:3.11
• cpe:2.3:o:alpine:wireshark_alpine_package:3.2.3-r1:*:*:*:*:alpine_linux:*:3.11

External links

https://git.alpinelinux.org/aports/commit/?id=d087cbfa8832b3b5565582c1b4fe6e6997399530

Q & A

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.