CVE-2022-21696

onionshare: OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with fr...

CVE-2022-21696 is fixed in onionshare on 1 platform, first by DEBIAN-CVE-2022-21696, released January 18, 2022. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
4.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0071
53rd percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
onionshare · Debian 12.15 (bookworm) 2.5-1 DEBIAN-CVE-2022-21696 Jan 18, 2022
onionshare · Debian 13.5 (trixie) 2.5-1 DEBIAN-CVE-2022-21696 Jan 18, 2022
onionshare · Debian 14 2.5-1 DEBIAN-CVE-2022-21696 Jan 18, 2022

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