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CVE-2022-0318

24
FAUCET Score

CVE-2022-0318 is a critical heap-based buffer overflow vulnerability affecting Vim prior to version 8.2, impacting various distributions of Linux and macOS where Vim is present. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 8.2.4151CPE matchmatch criteria
cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*
< 13.0CPE matchmatch criteria
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
< 8.2CPE match
cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.6MEDIUM

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
4.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.09%
Probability of exploitation in next 30 days
EPSS Percentile
79.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0209 is in the 69th percentile among its peer group of 36,897 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (6)

github_advisorypatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: 18803-16820Fixed in: 8.2.4151-1
microsoftpatch availablevia msrc
Product: 18800-16823Fixed in: 8.2.4233-1
microsoftpatch availablevia msrc
Product: cm1 vim 8.2.4151-1 on CBL Mariner 1.0Fixed in: 8.2.4151-1
microsoftpatch availablevia msrc
Product: cbl2 vim 8.2.4233-1 on CBL Mariner 2.0Fixed in: 8.2.4233-1
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: vim-2:8.0.1763-16.el8_5.12
View patch

Vendor Advisories (2)

redhatCVE-2022-0318Moderate

vim: Heap-based buffer overflow in utf_head_off() in mbyte.c

Jan 18, 2022
microsoft2022-Jan/CVE-2022-0318Critical

Heap-based Buffer Overflow in vim/vim

Jan 11, 2022

References

security.netapp.com / advisory/ntap-20241115-0004
seclists.org / fulldisclosure/2022/Oct/28
Mailing ListThird Party Advisory
seclists.org / fulldisclosure/2022/Oct/41
Mailing ListThird Party Advisory
seclists.org / fulldisclosure/2022/Oct/43
Mailing ListThird Party Advisory
github.com / vim/vim/commit/57df9e8a9f9ae1aafdde9b86b10ad907627a87dc
PatchThird Party Advisory
huntr.dev / bounties/0d10ba02-b138-4e68-a284-67f781a62d08
ExploitPatchThird Party Advisory
lists.debian.org / debian-lts-announce/2022/11/msg00032.html
Mailing ListThird Party Advisory
security.gentoo.org / glsa/202208-32
Third Party Advisory
support.apple.com / kb/HT213444
Third Party Advisory
support.apple.com / kb/HT213488
Third Party Advisory