CVE-2020-26418

low-risk

Published 2020-12-11

Memory leak in Kafka protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.

Do I need to act?

0.40% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 3.1/10 Low

NETWORK / HIGH complexity

Wireshark

Fedora

Debian Linux

Zfs Storage Appliance Kit

Debian Oracle Fedoraproject Wireshark

Third Party Advisory https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26418.json

Exploit https://gitlab.com/wireshark/wireshark/-/issues/16739

Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html

Third Party Advisory https://security.gentoo.org/glsa/202101-12

Patch https://www.oracle.com/security-alerts/cpuApr2021.html

Vendor Advisory https://www.wireshark.org/security/wnpa-sec-2020-16.html

Third Party Advisory https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26418.json

Exploit https://gitlab.com/wireshark/wireshark/-/issues/16739

Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html

Third Party Advisory https://security.gentoo.org/glsa/202101-12

Patch https://www.oracle.com/security-alerts/cpuApr2021.html

Vendor Advisory https://www.wireshark.org/security/wnpa-sec-2020-16.html

/ 100

low-risk

Severity 11/34 · Low

Exploitability 2/34 · Minimal

Exposure 13/34 · Low