CVE-2023-48231 - CVE House

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Status published Low CVE-2023-48231

Use-After-Free in win_close() in vim

3.9 CVSS

Vulnerability Description

Vim is an open source command line text editor. When closing a window, vim may try to access already freed window structure. Exploitation beyond crashing the application has not been shown to be viable. This issue has been addressed in commit `25aabc2b` which has been included in release version 9.0.2106. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from vim

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Vim for Windows Uncontrolled Search Path Element Remote Code Execution Vulnerability

Vim double-free vulnerability during Vim9 script import operations

Vim heap use-after-free vulnerability when processing recursive tuple data types

Vim has path traversal issue with zip.vim and special crafted zip archives

Vim has path traversial issue with tar.vim and special crafted tar files

Affected Vendor

vim

View all reports →

Affected Software

vim

Vulnerable Versions:

< 9.0.2106

Timeline

Official Publish: November 16th, 2023

Last Modified: June 23rd, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control

T1485 Data Destruction