Vulnerability · Published Jan 18, 2022 · Assigned by GitHub_M
CVE-2022-21691Improper Access Control in Onionshare
Medium 4.3
In plain English
A medium-severity missing authentication in onionshare from onionshare. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.7%top 47.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | onionshare | 2.5-1 | DEBIAN-CVE-2022-21691 |
| Debian:13 | onionshare | 2.5-1 | DEBIAN-CVE-2022-21691 |
| Debian:14 | onionshare | 2.5-1 | DEBIAN-CVE-2022-21691 |
| PyPI | onionshare-cli | 2.5 | PYSEC-2022-42 |
| PyPI | onionshare-cli | 2.5 | GHSA-w9m4-7w72-r766 |
| Ubuntu:22.04:LTS | onionshare | 2.2-3 | UBUNTU-CVE-2022-21691 |
| Ubuntu:24.04:LTS | onionshare | 2.6-6ubuntu1 | UBUNTU-CVE-2022-21691 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| onionshare | onionshare | < 2.5 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
References
- https://github.com/onionshare/onionshare/releases/tag/v2.5 x_refsource_MISC
- https://github.com/onionshare/onionshare/security/advisories/GHSA-w9m4-7w72-r766 x_refsource_CONFIRM