Denial of service in Vim



Published: 2023-09-05 | Updated: 2023-10-04
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-4781
CWE-ID CWE-122
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) Heap-based buffer overflow

EUVDB-ID: #VU80474

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2023-4781

CWE-ID:

Exploit availability:

Description

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a boundary error within the vim_regsub_both() function. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-based buffer overflow and crash the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: 9.0.0000 - 9.0.1872

Fixed software versions

CPE2.3 External links

http://github.com/vim/vim/releases/tag/v9.0.1873
http://huntr.dev/bounties/c867eb0a-aa8b-4946-a621-510350673883
http://github.com/vim/vim/commit/f6d28fe2c95c678cc3202cc5dc825a3fcc709e93
http://lists.debian.org/debian-lts-announce/2023/09/msg00035.html


Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



###SIDEBAR###