CVE-2022-1720— Buffer Over-read in function grab_file_name in vim/vim
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I. Basic Information for CVE-2022-1720
Vulnerability Information
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Vulnerability Title
Buffer Over-read in function grab_file_name in vim/vim
Source: NVD (National Vulnerability Database)
Vulnerability Description
Buffer Over-read in function grab_file_name in GitHub repository vim/vim prior to 8.2.4956. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
缓冲区上溢读取
Source: NVD (National Vulnerability Database)
Vulnerability Title
Vim 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Vim是一款跨平台的文本编辑器。 Vim 8.2.4956之前版本存在缓冲区错误漏洞，该漏洞源于 grab_file_name 函数存在缓冲区过度读取情况，从而导致软件崩溃、内存修改和可能的远程执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2022-1720
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://security.gentoo.org/glsa/202305-16vendor-advisory
- https://security.gentoo.org/glsa/202208-32vendor-advisory
- http://seclists.org/fulldisclosure/2022/Oct/28mailing-list
- http://seclists.org/fulldisclosure/2022/Oct/41mailing-list
- http://seclists.org/fulldisclosure/2022/Oct/45mailing-list
- http://seclists.org/fulldisclosure/2022/Oct/43mailing-list
- https://nvd.nist.gov/vuln/detail/CVE-2022-1720
IV. Related Vulnerabilities
Same vendor: vim
- CVE-2026-45130
Vim: Heap Buffer Overflow in spell file loading - CVE-2026-44656
Vim: OS Command Injection via 'path' completion - CVE-2026-42307
Vim: OS Command Injection in netrw - CVE-2026-41411
Vim: Command injection via backtick expansion in tag filenam - CVE-2026-39881
Vim Ex command injection in Vims NetBeans integration
V. Comments for CVE-2022-1720
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