CVE-2019-18835PYSEC-2019-186GHSA-CPPW-2MF8-QPM5
Matrix Synapse before 1.5.0 mishandles signature checking on some federation APIs.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 1.5.0
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Matrix Synapse before 1.5.0 mishandles signature checking on some federation APIs. Events sent over /send_join, /send_leave, and /invite may not be correctly signed, or may not come from the expected servers.
Timeline
- CVE published
- Record last updated
Affected versions
- n/a n/a
Version range not reported
- matrix-synapsePyPI
fixed in 1.5.0