Auth bypass in Warp-tech Warpgate
CVE-2023-43660
Warpgate is a smart SSH, HTTPS and MySQL bastion host for Linux that doesn't need special client apps. The SSH key verification for a user can be bypassed by sending an SSH key offer without a signature. This allows bypassing authenticatio…
Vulnerability class: Broken Authentication
EPSS: 0.000 (11.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Warp-tech Warpgate — versions < 0.8.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/warp-tech/warpgate/security/advisories/GHSA-3cjp-w4cp-m9c8 (x_refsource_CONFIRM)
- https://github.com/warp-tech/warpgate/commit/a4df7f7a21395cfaee7a9789d1e3846290caeb63 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-43660?
- CVE-2023-43660 is a medium-severity vulnerability in Warp-tech Warpgate, classified under Improper Authentication. CVSS score: 4.8/10. Published 2023-09-27.
- How severe is CVE-2023-43660?
- Medium severity. CVSS v3 base score is 4.8 out of 10.
- Is CVE-2023-43660 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.