CVE-2021-39926 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	7.5 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitLab	CNA	7.5 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: 75%

Affected Products (NVD)

Vendor	Product	Version
wireshark	wireshark	3.4.0 ≤ 𝑥 ≤ 3.4.9
debian	debian_linux	10.0
debian	debian_linux	11.0

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

wireshark

bookworm	4.0.11-1~deb12u1 fixed
bookworm (security)	4.0.11-1~deb12u1 fixed
bullseye	3.4.10-0+deb11u1 fixed
bullseye (security)	3.4.16-0+deb11u1 fixed
buster	not-affected
sid	4.4.1-1 fixed
stretch	not-affected
trixie	4.4.0-1 fixed

Ubuntu Releases

Ubuntu Product

Codename

wireshark

bionic	needs-triage
focal	needs-triage
hirsute	ignored
impish	ignored
jammy	needs-triage
kinetic	ignored
lunar	not-affected
mantic	not-affected
noble	not-affected
trusty	needs-triage
xenial	needs-triage

Known Exploits!

Common Weakness Enumeration

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The program copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39926.json

https://gitlab.com/wireshark/wireshark/-/issues/17649

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/

https://security.gentoo.org/glsa/202210-04

https://www.debian.org/security/2021/dsa-5019

https://www.wireshark.org/security/wnpa-sec-2021-08.html

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39926.json

https://gitlab.com/wireshark/wireshark/-/issues/17649

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/

https://security.gentoo.org/glsa/202210-04

https://www.debian.org/security/2021/dsa-5019

https://www.wireshark.org/security/wnpa-sec-2021-08.html