| Name | CVE-2021-32917 |
| Description | An issue was discovered in Prosody before 0.11.9. The proxy65 component allows open access by default, even if neither of the users has an XMPP account on the local server, allowing unrestricted use of the server's bandwidth. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2687-1, DSA-4916-1 |
| Debian Bugs | 988668 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| prosody (PTS) | jessie, jessie (lts) | 0.9.7-2+deb8u4 | vulnerable |
| stretch (security), stretch (lts), stretch | 0.9.12-2+deb9u4 | fixed | |
| buster, buster (security) | 0.11.2-1+deb10u4 | fixed | |
| bullseye (security), bullseye | 0.11.9-2+deb11u2 | fixed | |
| bookworm | 0.12.3-1 | fixed | |
| sid, trixie | 0.12.4-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| prosody | source | jessie | (unfixed) | end-of-life | ||
| prosody | source | stretch | 0.9.12-2+deb9u3 | DLA-2687-1 | ||
| prosody | source | buster | 0.11.2-1+deb10u1 | DSA-4916-1 | ||
| prosody | source | (unstable) | 0.11.9-1 | 988668 |
https://www.openwall.com/lists/oss-security/2021/05/13/1
https://prosody.im/security/advisory_20210512.txt
https://hg.prosody.im/trunk/rev/65dcc175ef5b