| Name | CVE-2019-12855 |
| Description | In words.protocols.jabber.xmlstream in Twisted through 19.2.1, XMPP support did not verify certificates when used with TLS, allowing an attacker to MITM connections. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | medium |
| Debian Bugs | 930626 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| twisted (PTS) | stretch | 16.6.0-2 | vulnerable |
| stretch (security) | 16.6.0-2+deb9u3 | vulnerable | |
| buster | 18.9.0-3 | vulnerable | |
| bullseye | 20.3.0-7 | fixed | |
| bookworm, sid | 22.4.0-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| twisted | source | (unstable) | 18.9.0-7 | 930626 |
[buster] - twisted <no-dsa> (Minor issue)
[stretch] - twisted <no-dsa> (Minor issue)
[jessie] - twisted <no-dsa> (Minor issue)
https://github.com/twisted/twisted/pull/1147
https://twistedmatrix.com/trac/ticket/9561