Critical Vulnerability in Avahi Package: Duplicate CVE-2021-36217
Summary
ALPINE-CVE-2021-36217: Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. Affects avahi versions < 0.8-r2. Fixed in 0.8-r2. How to fix ↓
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Background
Avahi is an open-source implementation of the Zeroconf protocol, which facilitates service discovery on a local network. It allows devices to discover each other without the need for manual configuration. Avahi is widely used in various Linux distributions, including Alpine, to enhance network connectivity and ease of use. However, it has been identified to have a vulnerability that could potentially affect its functionality and security.
Vulnerability Detail
The vulnerability identified as CVE-2021-36217 is a duplicate of CVE-2021-3502. Although specific details about the technical aspects of this vulnerability are not provided, it is crucial to note that it has been marked as a duplicate, indicating that the issues it presents are already covered under another CVE. Users should be aware that relying on this candidate number is discouraged, and they should refer to CVE-2021-3502 for comprehensive information regarding the vulnerability's implications.
How To Fix
Minimum fixed version
0.8-r2
This is the first release that contains the fix.
sudo apk add --upgrade avahiTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
Currently, no specific workarounds have been provided for this vulnerability. Users are advised to apply the necessary updates as soon as possible to mitigate any potential risks.
Conclusion
In summary, the Avahi package has been identified with a vulnerability that is a duplicate of CVE-2021-3502. Users are advised to update their packages to the latest versions to ensure security and functionality. Monitoring tools like Vulert can assist in keeping track of vulnerabilities in open-source software.
See every vulnerability recorded for avahi →
FAQ
CVE-2021-36217 is a vulnerability identifier that has been marked as a duplicate of CVE-2021-3502, indicating that it does not provide new information.
While specific details are not provided, vulnerabilities like this can potentially compromise the security and functionality of the Avahi service discovery protocol.
You should update your Avahi package to the latest patched version as specified in the 'how to fix' section.
You can refer to the official CVE database or security advisories that detail the implications and fixes for CVE-2021-3502.
You can use Vulert, which monitors open-source vulnerabilities in your software using just a manifest file like package-lock.json. You can check your application for vulnerabilities without signup at the Vulert playground.
References
Related vulnerabilities
Recent vulnerabilities recorded for avahi.
