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CVE

CVE-2021-3984

vim is vulnerable to Heap-based Buffer Overflow

vim is vulnerable to Heap-based Buffer Overflow.

HIGH · CVSS 7.8 EPSS 0.00177
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-122Heap-based Buffer Overflow
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
vim< 8.2.3625
fedoraproject fedoraall versions
debian linuxall versions
⚠

Public Exploits & PoCs

1
pochuntr.dev · b114b5a2-18e2-49f0-b350-15994d71426ahuntr.dev
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · security@huntr.dev
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD01 Dec 2021 · 11:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

10
usnUSN-6965-1
suse-csafSUSE-SU-2022:4619-1
suse-csafSUSE-SU-2022:2102-1
usnUSN-5433-1
suse-csafSUSE-SU-2022:0736-2
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2022/01/15/1Mailing ListThird Party Advisory
https://github.com/vim/vim/commit/2de9b7c7c8791da8853a9a7ca9c467867465b655PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00018.htmlMitigationThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00009.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNXY7T5OORA7UJIMGSJBGHFMU6UZWS6P/
https://security.gentoo.org/glsa/202208-32Third Party Advisory
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