CVE-2021-4173 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	7.8 HIGH	LOCAL	LOW	NONE	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: 73%

Affected Products (NVD)

Vendor	Product	Version
vim	vim	𝑥 < 8.2.3902
apple	mac_os_x	10.15.7
apple	mac_os_x	10.15.7:security_update_2020-001
apple	mac_os_x	10.15.7:security_update_2021-001
apple	mac_os_x	10.15.7:security_update_2021-002
apple	mac_os_x	10.15.7:security_update_2021-003
apple	mac_os_x	10.15.7:security_update_2021-004
apple	mac_os_x	10.15.7:security_update_2021-005
apple	mac_os_x	10.15.7:security_update_2021-006
apple	mac_os_x	10.15.7:security_update_2021-007
apple	mac_os_x	10.15.7:security_update_2021-008
apple	mac_os_x	10.15.7:security_update_2022-001
apple	mac_os_x	10.15.7:security_update_2022-002
apple	mac_os_x	10.15.7:security_update_2022-003
apple	macos	𝑥 < 12.3
apple	macos	11.0 ≤ 𝑥 < 11.6.6
apple	macos	10.15.7:security_update_2022-004

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

vim

bookworm	2:9.0.1378-2 fixed
bullseye	no-dsa
buster	not-affected
sid	2:9.1.0777-1 fixed
stretch	not-affected
trixie	2:9.1.0777-1 fixed

Ubuntu Releases

Ubuntu Product

Codename

vim

bionic	not-affected
focal	not-affected
hirsute	ignored
impish	ignored
jammy	not-affected
trusty	not-affected
xenial	not-affected

Amazon Linux Releases

Amazon Package

Release

vim-X11

Amazon Linux 2

2:8.2.4006-1.amzn2.0.1

fixed

vim-common

Amazon Linux 1	2:8.2.4006-1.1.amzn1 fixed
Amazon Linux 2	2:8.2.4006-1.amzn2.0.1 fixed
Amazon Linux 2023	2:9.0.1160-1.amzn2023.0.2 fixed

vim-common-debuginfo

Amazon Linux 2023

2:9.0.1160-1.amzn2023.0.2

fixed

vim-data

Amazon Linux 1	2:8.2.4006-1.1.amzn1 fixed
Amazon Linux 2	2:8.2.4006-1.amzn2.0.1 fixed
Amazon Linux 2023	2:9.0.1160-1.amzn2023.0.2 fixed

vim-debuginfo

Amazon Linux 1	2:8.2.4006-1.1.amzn1 fixed
Amazon Linux 2	2:8.2.4006-1.amzn2.0.1 fixed
Amazon Linux 2023	2:9.0.1160-1.amzn2023.0.2 fixed

vim-debugsource

Amazon Linux 2023

2:9.0.1160-1.amzn2023.0.2

fixed

vim-default-editor

Amazon Linux 2023

2:9.0.1160-1.amzn2023.0.2

fixed

vim-enhanced

Amazon Linux 1	2:8.2.4006-1.1.amzn1 fixed
Amazon Linux 2	2:8.2.4006-1.amzn2.0.1 fixed
Amazon Linux 2023	2:9.0.1160-1.amzn2023.0.2 fixed

vim-enhanced-debuginfo

Amazon Linux 2023

2:9.0.1160-1.amzn2023.0.2

fixed

vim-filesystem

Amazon Linux 1	2:8.2.4006-1.1.amzn1 fixed
Amazon Linux 2	2:8.2.4006-1.amzn2.0.1 fixed
Amazon Linux 2023	2:9.0.1160-1.amzn2023.0.2 fixed

vim-minimal

Amazon Linux 1	2:8.2.4006-1.1.amzn1 fixed
Amazon Linux 2	2:8.2.4006-1.amzn2.0.1 fixed
Amazon Linux 2023	2:9.0.1160-1.amzn2023.0.2 fixed

vim-minimal-debuginfo

Amazon Linux 2023

2:9.0.1160-1.amzn2023.0.2

fixed

Azure Linux Releases

Azure Package

Release

vim

CBL-Mariner 1.0	0:8.2.4006-1.cm1 fixed
CBL-Mariner 2.0	0:8.2.4081-1.cm2 fixed

Known Exploits!

Common Weakness Enumeration

CWE-416 - Use After Free
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

References

http://seclists.org/fulldisclosure/2022/Jul/14

http://seclists.org/fulldisclosure/2022/Mar/29

http://seclists.org/fulldisclosure/2022/May/35

http://www.openwall.com/lists/oss-security/2022/01/15/1

https://github.com/vim/vim/commit/9c23f9bb5fe435b28245ba8ac65aa0ca6b902c04

https://huntr.dev/bounties/a1b236b9-89fb-4ccf-9689-ba11b471e766

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/

https://security.gentoo.org/glsa/202208-32

https://support.apple.com/kb/HT213183

https://support.apple.com/kb/HT213256

https://support.apple.com/kb/HT213343

http://seclists.org/fulldisclosure/2022/Jul/14

http://seclists.org/fulldisclosure/2022/Mar/29

http://seclists.org/fulldisclosure/2022/May/35

http://www.openwall.com/lists/oss-security/2022/01/15/1

https://github.com/vim/vim/commit/9c23f9bb5fe435b28245ba8ac65aa0ca6b902c04

https://huntr.dev/bounties/a1b236b9-89fb-4ccf-9689-ba11b471e766

https://lists.debian.org/debian-lts-announce/2025/03/msg00023.html

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/

https://security.gentoo.org/glsa/202208-32

https://support.apple.com/kb/HT213183

https://support.apple.com/kb/HT213256

https://support.apple.com/kb/HT213343