Heap-based Buffer Overflow in Vim Package - CVE-2023-0051
Summary
ALPINE-CVE-2023-0051: Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1144. Affects vim versions < 9.0.1167-r0. Fixed in 9.0.1167-r0. How to fix ↓
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Background
Vim is a highly configurable text editor built to enable efficient text editing. It is widely used by developers and system administrators for its powerful features and extensibility. However, like many software packages, it is susceptible to vulnerabilities that can compromise its integrity and the security of the systems it runs on. The vulnerability identified as CVE-2023-0051 affects multiple versions of Vim in Alpine Linux distributions, highlighting the importance of maintaining updated software to mitigate security risks.
Vulnerability Detail
CVE-2023-0051 is a heap-based buffer overflow vulnerability found in the Vim text editor prior to version 9.0.1144. This vulnerability arises from improper handling of memory, which can allow an attacker to execute arbitrary code, potentially leading to system compromise. The severity of this vulnerability is rated with a CVSS score of 7.8, indicating a high risk to affected systems. Users of affected versions are advised to take immediate action to protect their systems from potential exploitation.
How To Fix
Minimum fixed version
9.0.1167-r0
This is the first release that contains the fix.
sudo apk add --upgrade vimTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If immediate updating is not feasible, consider disabling any features or plugins in Vim that may expose the vulnerability until a patch can be applied. Additionally, running Vim in a restricted environment can help mitigate potential risks.
Conclusion
CVE-2023-0051 represents a significant security risk for users of the Vim text editor in Alpine Linux distributions. It is crucial to update to the patched version to mitigate potential exploitation. Users are encouraged to remain vigilant and utilize tools like Vulert to monitor for vulnerabilities in their software.
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FAQ
CVE-2023-0051 is a heap-based buffer overflow vulnerability in the Vim text editor that can allow attackers to execute arbitrary code.
Versions of Vim prior to 9.0.1144 are affected by this vulnerability.
You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
Consider disabling features or plugins that may expose the vulnerability and run Vim in a restricted environment until you can apply the patch.
The CVSS score of CVE-2023-0051 is 7.8, indicating a high severity level.
References
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