CVE-2022-21696
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 it is possible to change the username to that of another chat participant with an additional space character at the end of the name string. An adversary with access to the chat environment can use the rename feature to impersonate other participants by adding whitespace characters at the end of the username.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 2.5-1 |
| debian | bullseye | fixed | 0 |
| debian | sid | fixed | 2.5-1 |
| debian | trixie | fixed | 2.5-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | onionshare-cli | >=2.3,<2.5 | 2.5 |
| PyPI | onionshare-cli | <2.5 | 2.5 |
References
- https://github.com/onionshare/onionshare/security/advisories/GHSA-68vr-8f46-vc9f
- https://nvd.nist.gov/vuln/detail/CVE-2022-21696
- https://github.com/onionshare/onionshare
- https://github.com/onionshare/onionshare/releases/tag/v2.5
- https://github.com/pypa/advisory-database/tree/main/vulns/onionshare-cli/PYSEC-2022-47.yaml
- https://security-tracker.debian.org/tracker/CVE-2022-21696
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.