Vulnerability identifier: #VU83388

Vulnerability risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-48235

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Vim
Client/Desktop applications / Office applications

Vendor:

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to integer overflow when parsing relative ex addresses. A remote attacker can trick the victim to open a specially crafted file, trigger an integer overflow and crash the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://github.com/vim/vim/security/advisories/GHSA-6g74-hr6q-pr8g
http://github.com/vim/vim/commit/060623e4a3bc72b011e7cd92bedb3bfb64e06200
http://www.openwall.com/lists/oss-security/2023/11/16/1

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.