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CVE-2022-21691

4.3 · MEDIUM

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network.

Published Jan 18, 2022CWE-306EPSS 0.68%

Overview

CVE-2022-21691 is a medium-severity vulnerability. It was published on January 18, 2022 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. In affected versions chat participants can spoof their channel leave message, tricking others into assuming they left the chatroom.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/onionshare/onionshare/releases/tag/v2.5GitHubgithub.com/onionshare/onionshare/security/advisories/GHSA-w9m4-7w72-r766GitHubgithub.com/onionshare/onionshare/releases/tag/v2.5GitHubgithub.com/onionshare/onionshare/security/advisories/GHSA-w9m4-7w72-r766

How CyberStrike helps

Frequently asked questions

What is CVE-2022-21691?

CVE-2022-21691 is a medium-severity vulnerability. It was published on January 18, 2022 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2022-21691?

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2022-21691?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-21691?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-21691 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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