🛡️ CVE-2022-45195
🟡 CVSS 5.3 — Medium ⚠️ Exploit Public CWE-327 NVD
5.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

SimpleXMQ before 3.4.0, as used in SimpleX Chat before 4.2, does not apply a key derivation function to intended data, which can interfere with forward secrecy and can have other impacts if there is a compromise of a single private key. This occurs in the X3DH key exchange for the double ratchet protocol.

Details

Severity MEDIUM
CVSS Score 5.3
CVSS Vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE CWE-327
Public Exploit ⚠️ Yes
Source NVD
Published 2022-11-12
Updated 2026-06-08
Modified 2025-05-01

Affected Packages

Software From version Fixed in
simplex-chat 4.2
simplexmq 3.4.0

References

Exploit, Technical Description, Third Party Advisory https://github.com/trailofbits/publications/blob/master/reviews/SimpleXChat.pdf
Exploit, Technical Description, Third Party Advisory https://github.com/trailofbits/publications/blob/master/reviews/SimpleXChat.pdf

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