CVE-2020-26418: 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

Medium severity · published Dec 11, 2020

CVE-2020-26418

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

5.3

CVSS

EPSS

On KEV

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

Low

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)3.0% · higher than 87% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Debian Linux · Debian

9.0 · source: NVD

Fedora · Fedoraproject

32; 33 · source: NVD

Wireshark · Wireshark

3.2.0 through 3.2.8; 3.4.0 · source: NVD

Zfs Storage Appliance Kit · Oracle

8.8 · source: NVD

Affected product

Debian Linux

Debian

All Debian Linux CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2020-26418

CVE.org

https://www.cve.org/CVERecord?id=CVE-2020-26418

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

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/

Third Party Advisory

https://security.gentoo.org/glsa/202101-12