CVE-2021-3928

HIGH

Vim < 8.2.3582 - Use of Uninitialized Resource

Title source: rule

Description

vim is vulnerable to Use of Uninitialized Variable

Exploits (1)

github WRITEUP 3 stars

by cemonatk · poc

https://github.com/cemonatk/onefuzzyway/tree/main/CVEs/vim/CVE-2021-3928.md

View Code ZIP pw:eip

References (9)

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2022/01/15/1

[Patch, Third Party Advisory] https://github.com/vim/vim/commit/15d9890eee53afc61eb0a03b878a19cb5672f732

View Patch ZIP pw:eip

[Exploit, Patch, Third Party Advisory] https://huntr.dev/bounties/29c3ebd2-d601-481c-bf96-76975369d0cd

[Mitigation, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2022/11/msg00009.html

[Third Party Advisory] https://security.gentoo.org/glsa/202208-32

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BCQWPEY2AEYBELCMJYHYWYCD3PZVD2H7/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNXY7T5OORA7UJIMGSJBGHFMU6UZWS6P/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PGW56Z6IN4UVM3E5RXXF4G7LGGTRBI5C/

Scores

CVSS v3 7.8

EPSS 0.0004

EPSS Percentile 13.2%

Attack Vector LOCAL

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

Classification

CWE

CWE-457 CWE-908

Status published

Affected Products (6)

vim/vim < 8.2.3582

fedoraproject/fedora

fedoraproject/fedora

fedoraproject/fedora

debian/debian_linux

debian/debian_linux

Timeline

Published Nov 05, 2021

Tracked Since Feb 18, 2026