CVE-2023-50475 json
bsock uses weak hashing algorithms
published 2023-12-21 2 y ago modified 2026-06-17 4 mo ago also GHSA-jj93-39pf-7mcf , EUVD-2023-3234
- cvss
- 9.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 45%
- public exploits
- 0
- none known
Summary
An issue was discovered in bcoin-org bcoin version 2.2.0, allows remote attackers to obtain sensitive information via weak hashing algorithms in the component \vendor\faye-websocket.js.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 23 mo ago
Exploit prediction
0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/bcoin-org/bcoin/issues/1174 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| GitHub | 3.1 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | bsock | <=0.1.11 |
no fix listed |
Classification
- Weakness
-
- CWE-327 Use of a Broken or Risky Cryptographic Algorithm
References
-
github.com
/bcoin-org/bcoin/issues/1174
web, exploit
-
github.com
/tianjk99/Cryptographic-Misuses/blob/main/CVE-2023-50475.md
web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2023-50475
advisory
-
github.com
/bcoin-org/bcoin
package
-
github.com
/bcoin-org/bcoin/blob/master/node_modules/bsock/package.json
web
-
github.com
/bcoin-org/bsock/blob/master/package.json
web
Sources
- CVE List CVE-2023-50475
- GitHub Advisory GHSA-jj93-39pf-7mcf
- NVD CVE-2023-50475
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