sagernet/sing-box · Security
sing-box vulnerable to improper authentication in the SOCKS inbound
- GHSA ID
- GHSA-r5hm-mp3j-285g
- CVE ID
- CVE-2023-43644
- Severity
- critical
- Published
- Updated
- CVSS
- 9.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- CVSS v3
- 9.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Description
Impact
This vulnerability allows specially crafted requests to bypass authentication, affecting all SOCKS inbounds with user authentication.
Patches
Update to sing-box 1.4.5 or 1.5.0-rc.5 and later versions.
Workarounds
Don't expose the SOCKS5 inbound to insecure environments.
CWEs
- CWE-306 · Missing Authentication for Critical Function
References
- https://github.com/SagerNet/sing-box/security/advisories/GHSA-r5hm-mp3j-285g ↗
- https://nvd.nist.gov/vuln/detail/CVE-2023-43644 ↗
- https://github.com/SagerNet/sing-box/commit/9891fd672f5da9f20f59a1693271a946727f49e2 ↗
- https://github.com/SagerNet/sing-box/releases/tag/v1.4.5 ↗
- https://github.com/SagerNet/sing/commit/5b05b5c147d9650e8accb4441e216c72a61f4859 ↗
- https://github.com/advisories/GHSA-r5hm-mp3j-285g ↗