Auth bypass in Yonle Bostr
CVE-2024-41962
Bostr is an nostr relay aggregator proxy that acts like a regular nostr relay. bostr let everyone in even having authorized_keys being set when noscraper is set to true. This vulnerability is fixed in 3.0.10.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (20.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Yonle Bostr — versions < 3.0.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/Yonle/bostr/security/advisories/GHSA-5cf7-cxrf-mq73 (Mitigation, Vendor Advisory)
- github.com/Yonle/bostr/commit/49181f4ec9ae1472c6675cab56bbc01e723855af (Patch)
- github.com/Yonle/bostr/blob/8665374a66e2afb9f92d0414b0d6f420a95d5d2d/auth.js (Product)
- github.com/Yonle/bostr/releases/tag/3.0.10 (Release Notes)
Frequently asked questions
- What is CVE-2024-41962?
- CVE-2024-41962 is a medium-severity vulnerability in Yonle Bostr, classified under Improper Authorization. CVSS score: 4.6/10. Published 2024-08-01.
- How severe is CVE-2024-41962?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2024-41962 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.