Auth bypass in Matrix-org 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…
EPSS: 0.002 (36.4th 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-org Matrix-rust-sdk — versions < 0.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/matrix-org/matrix-rust-sdk/security/advisories/GHSA-vp68-2wrm-69qm (x_refsource_CONFIRM)
- github.com/matrix-org/matrix-rust-sdk/commit/093fb5d0aa21c0b5eaea6ec96b477f1075… (x_refsource_MISC)
- github.com/matrix-org/matrix-rust-sdk/commit/41449d2cc360e347f5d4e1c154ec1e3185… (x_refsource_MISC)
- github.com/matrix-org/matrix-rust-sdk/releases/tag/matrix-sdk-0.6.0 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-39252?
- CVE-2022-39252 is a high-severity vulnerability in Matrix-org Matrix-rust-sdk, classified under Key Exchange without Entity 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.