Denial of service in Vim



Published: 2023-09-06 | Updated: 2023-10-04
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-4738
CWE-ID CWE-119
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) Buffer overflow

EUVDB-ID: #VU80504

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2023-4738

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 in src/regexp.c. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and crash the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: 9.0.0000 - 9.0.1847

Fixed software versions

CPE2.3 External links

http://github.com/vim/vim/releases/tag/v9.0.1848
http://github.com/vim/vim/commit/ced2c7394aafdc90fb7845e09b3a3fee23d48cb1
http://huntr.dev/bounties/9fc7dced-a7bb-4479-9718-f956df20f612


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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