| Name | CVE-2018-16515 |
| Description | Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 908044 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| matrix-synapse (PTS) | trixie | 1.100.0-1 | fixed |
| sid | 1.103.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| matrix-synapse | source | (unstable) | 0.33.3.1-1 | | | 908044 |
Notes
https://matrix.org/blog/2018/09/05/pre-disclosure-upcoming-critical-security-fix-for-synapse/
https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/
https://github.com/matrix-org/synapse/issues/3796#event-1833126269