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CVE-2023-4752

23
FAUCET Score

CVE-2023-4752 is a Use-After-Free vulnerability affecting Vim versions prior to 9.0.1858, impacting products like Apple, Debian, Fedora, and Vim itself. This high-severity flaw (CVSS 7.8) can lead to complete compromise of confidentiality, integrity, and availability, requiring user interaction and local access for exploitation. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 9.0.1858CPE match
cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*
37CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
38CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
39CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.56%
Probability of exploitation in next 30 days
EPSS Percentile
43.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0056 is in the 42nd percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 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: 18317-16823Fixed in: 9.0.1897-1
microsoftpatch availablevia msrc
Product: cbl2 vim 9.0.1897-1 on CBL Mariner 2.0Fixed in: 9.0.1897-1
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: vim-2:8.2.2637-22.el9_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Discovery 1.14Fixed in: discovery/discovery-ui-rhel9:sha256:492e412759cf0eedfa5b557f7b0865f8864f84d0ed75e11dc8d7a840837d9644
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: vim

Vendor Advisories (2)

microsoft2023-Sep/CVE-2023-4752Important

Use After Free in vim/vim

Sep 12, 2023
redhatCVE-2023-4752Low

vim: use-after-free in function ins_compl_get_exp in vim/vim

Sep 4, 2023

References

lists.debian.org / debian-lts-announce/2025/03/msg00023.html
seclists.org / fulldisclosure/2023/Oct/24
Mailing ListThird Party Advisory
github.com / vim/vim/commit/ee9166eb3b41846661a39b662dc7ebe8b5e15139
Patch
huntr.dev / bounties/85f62dd7-ed84-4fa2-b265-8a369a318757
ExploitIssue TrackingPatchThird Party Advisory
lists.debian.org / debian-lts-announce/2023/09/msg00035.html
Mailing ListThird Party Advisory
lists.fedoraproject.org / archives/list/[email protected]/message/I56ITJAFMFAQ2G3BMGTCGM3GS62V2DTR
Mailing List
lists.fedoraproject.org / archives/list/[email protected]/message/ITRVK4FB74RZDIGTZJXOZMUW6X6F4TNF
Mailing List
lists.fedoraproject.org / archives/list/[email protected]/message/PFE3LDFRZ7EGWA5AU7YHYL62ELBOFZWQ
Mailing List
support.apple.com / kb/HT213984
Release NotesThird Party Advisory