Use-after-free in Vim



Published: 2023-09-06
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-4752
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Vim
Client/Desktop applications / Office applications

Vendor Vim.org

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU80506

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2023-4752

CWE-ID:

Exploit availability:

Description

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a use-after-free error within the ins_compl_get_exp() function in insexpand.c. A remote attacker can trick the victim to open a specially crafted file and crash the application.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: 9.0.0000 - 9.0.1857

Fixed software versions

CPE2.3 External links

http://github.com/vim/vim/releases/tag/v9.0.1858
http://github.com/vim/vim/commit/ee9166eb3b41846661a39b662dc7ebe8b5e15139
http://huntr.dev/bounties/85f62dd7-ed84-4fa2-b265-8a369a318757


Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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