Vulnerability · Published Dec 6, 2021 · Assigned by @huntrdev
CVE-2021-4069Use After Free in vim/vim
High 7.3
In plain English
A high-severity use-after-free in vim/vim from vim. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)7.3High
Exploit odds (30 days)1.4%top 27.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
vim is vulnerable to Use After Free
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | vim | 8.2.4173-r0 | ALPINE-CVE-2021-4069 |
| Alpine:v3.21 | vim | 8.2.4173-r0 | ALPINE-CVE-2021-4069 |
| Alpine:v3.22 | vim | 8.2.4173-r0 | ALPINE-CVE-2021-4069 |
| Alpine:v3.23 | vim | 8.2.4173-r0 | ALPINE-CVE-2021-4069 |
| Alpine:v3.24 | vim | 8.2.4173-r0 | ALPINE-CVE-2021-4069 |
| Debian:12 | vim | 2:8.2.3995-1 | DEBIAN-CVE-2021-4069 |
| Debian:13 | vim | 2:8.2.3995-1 | DEBIAN-CVE-2021-4069 |
| Debian:14 | vim | 2:8.2.3995-1 | DEBIAN-CVE-2021-4069 |
Affected products (as reported)
Weakness: CWE-416 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
References
- https://huntr.dev/bounties/0efd6d23-2259-4081-9ff1-3ade26907d74
- https://github.com/vim/vim/commit/e031fe90cf2e375ce861ff5e5e281e4ad229ebb9
- FEDORA-2021-541ddd1f94 vendor-advisory
- FEDORA-2021-b0ac29efb1 vendor-advisory
- [oss-security] 20220114 Re: 3 new CVE's in vim mailing-list
- [debian-lts-announce] 20220311 [SECURITY] [DLA 2947-1] vim security update mailing-list
- GLSA-202208-32 vendor-advisory
- [debian-lts-announce] 20221108 [SECURITY] [DLA 3182-1] vim security update mailing-list