#VU62025 Buffer overflow in Vim - CVE-2022-0729

Vulnerability identifier: #VU62025

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-0729

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Vim
Client/Desktop applications / Software for system administration

Vendor: Vim.org

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing files. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Vim: 8.2.0 - 8.2.4439

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External links
https://huntr.dev/bounties/f3f3d992-7bd6-4ee5-a502-ae0e5f8016ea
https://github.com/vim/vim/commit/6456fae9ba8e72c74b2c0c499eaf09974604ff30
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HBUYQBZ6GWAWJRWP7AODJ4KHW5BCKDVP/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7ZLEHVP4LNAGER4ZDGUDS5V5YVQD6INF/
https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html

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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.