Vulnerability identifier: #VU49034
Vulnerability risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-401
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Wireshark
Server applications /
IDS/IPS systems, Firewalls and proxy servers
Vendor: Wireshark.org
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the dissection engine in Wireshark 3.4.0 allows denial of service via packet injection or crafted capture file. A remote attacker can perform a denial of service attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Wireshark: 3.4.0
External links
http://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26419.json
http://gitlab.com/wireshark/wireshark/-/issues/17032
http://www.wireshark.org/security/wnpa-sec-2020-19.html
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.