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

Base Score

CVSS 3.x

EPSS Score

Percentile: 76%

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

openSUSE / SLES Releases

openSUSE Product

Release

libwireshark14

suse enterprise desktop 15 SP2	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP3	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP2	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP3	3.4.10-3.62.1 fixed
suse enterprise server 15 SP2	3.4.10-3.62.1 fixed
suse enterprise server 15 SP3	3.4.10-3.62.1 fixed

libwireshark15

suse enterprise desktop 15 SP4	3.6.2-3.71.1 fixed
suse enterprise desktop 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise desktop 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise sap 15 SP4	3.6.2-3.71.1 fixed
suse enterprise sap 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise sap 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise server 15 SP4	3.6.2-3.71.1 fixed
suse enterprise server 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise server 15 SP6	3.6.20-150600.16.5 fixed

libwireshark17

suse enterprise desktop 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise sap 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise server 15 SP7	4.2.11-150600.18.20.1 fixed

libwiretap11

suse enterprise desktop 15 SP2	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP3	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP2	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP3	3.4.10-3.62.1 fixed
suse enterprise server 15 SP2	3.4.10-3.62.1 fixed
suse enterprise server 15 SP3	3.4.10-3.62.1 fixed

libwiretap12

suse enterprise desktop 15 SP4	3.6.2-3.71.1 fixed
suse enterprise desktop 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise desktop 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise sap 15 SP4	3.6.2-3.71.1 fixed
suse enterprise sap 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise sap 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise server 15 SP4	3.6.2-3.71.1 fixed
suse enterprise server 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise server 15 SP6	3.6.20-150600.16.5 fixed

libwiretap14

suse enterprise desktop 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise sap 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise server 15 SP7	4.2.11-150600.18.20.1 fixed

libwsutil12

suse enterprise desktop 15 SP2	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP3	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP2	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP3	3.4.10-3.62.1 fixed
suse enterprise server 15 SP2	3.4.10-3.62.1 fixed
suse enterprise server 15 SP3	3.4.10-3.62.1 fixed

libwsutil13

suse enterprise desktop 15 SP4	3.6.2-3.71.1 fixed
suse enterprise desktop 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise desktop 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise sap 15 SP4	3.6.2-3.71.1 fixed
suse enterprise sap 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise sap 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise server 15 SP4	3.6.2-3.71.1 fixed
suse enterprise server 15 SP5	3.6.13-150000.3.89.1 fixed
suse enterprise server 15 SP6	3.6.20-150600.16.5 fixed

libwsutil15

suse enterprise desktop 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise sap 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise server 15 SP7	4.2.11-150600.18.20.1 fixed

wireshark

suse enterprise desktop 15 SP2	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP3	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP4	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP5	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise desktop 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise sap 15 SP2	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP3	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP4	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP5	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise sap 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise server 15 SP2	3.4.10-3.62.1 fixed
suse enterprise server 15 SP3	3.4.10-3.62.1 fixed
suse enterprise server 15 SP4	3.4.10-3.62.1 fixed
suse enterprise server 15 SP5	3.4.10-3.62.1 fixed
suse enterprise server 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise server 15 SP7	4.2.11-150600.18.20.1 fixed

wireshark-devel

suse enterprise desktop 15 SP2	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP3	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP4	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP5	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise desktop 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise sap 15 SP2	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP3	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP4	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP5	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise sap 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise server 15 SP2	3.4.10-3.62.1 fixed
suse enterprise server 15 SP3	3.4.10-3.62.1 fixed
suse enterprise server 15 SP4	3.4.10-3.62.1 fixed
suse enterprise server 15 SP5	3.4.10-3.62.1 fixed
suse enterprise server 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise server 15 SP7	4.2.11-150600.18.20.1 fixed

wireshark-ui-qt

suse enterprise desktop 15 SP2	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP3	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP4	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP5	3.4.10-3.62.1 fixed
suse enterprise desktop 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise desktop 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise sap 15 SP2	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP3	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP4	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP5	3.4.10-3.62.1 fixed
suse enterprise sap 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise sap 15 SP7	4.2.11-150600.18.20.1 fixed
suse enterprise server 15 SP2	3.4.10-3.62.1 fixed
suse enterprise server 15 SP3	3.4.10-3.62.1 fixed
suse enterprise server 15 SP4	3.4.10-3.62.1 fixed
suse enterprise server 15 SP5	3.4.10-3.62.1 fixed
suse enterprise server 15 SP6	3.6.20-150600.16.5 fixed
suse enterprise server 15 SP7	4.2.11-150600.18.20.1 fixed

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