Remote code execution in Vim



Published: 2022-08-21
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-2889
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Vim
Client/Desktop applications / Office applications

Vendor

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU66669

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-2889

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the find_var_also_in_script() function in evalvars.c. A remote attacker can trick the victim to open a specially crafted file, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Vim: before 9.0.0225


CPE2.3 External links

http://github.com/vim/vim/commit/91c7cbfe31bbef57d5fcf7d76989fc159f73ef15
http://huntr.dev/bounties/d1ac9817-825d-49ce-b514-1d5b12b6bdaa

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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