Auth bypass in Matrix Matrix-rust-sdk
CVE-2022-39252
matrix-rust-sdk is an implementation of a Matrix client-server library in Rust, and matrix-sdk-crypto is the Matrix encryption library. Prior to version 0.6, when a user requests a room key from their devices, the software correctly rememb…
Vulnerability class: Broken Authentication
EPSS: 0.005 (38.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N.
Affected products
- Matrix Matrix-rust-sdk
- Matrix-org Matrix-rust-sdk — versions < 0.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2022-39252?
- CVE-2022-39252 is a high-severity vulnerability in Matrix Matrix-rust-sdk, classified under Improper Authentication. CVSS score: 8.6/10. Published 2022-09-29.
- How severe is CVE-2022-39252?
- High severity. CVSS v3 base score is 8.6 out of 10.
- Is CVE-2022-39252 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.