CVE-2023-43660: SSH key password bypassed in warpgate
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 authentication under following conditions: 1. The attacker knows the username and a valid target name 2. The attacked knows the user's public key and 3. Only SSH public key authentication is required for the user account. This issue has been addressed in version 0.8.1. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2023-43660?
CVE-2023-43660 is a vulnerability in Warpgate, a smart SSH, HTTPS, and MySQL bastion host for Linux.
What is the severity of CVE-2023-43660?
CVE-2023-43660 has a severity rating of 8.1, which is considered high.
How does CVE-2023-43660 affect the Warpgate software?
CVE-2023-43660 allows an attacker to bypass SSH key verification in Warpgate, potentially leading to unauthorized access.
How can I fix CVE-2023-43660?
To fix CVE-2023-43660, it is recommended to update to a version of Warpgate that is not affected by the vulnerability.
Where can I find more information about CVE-2023-43660?
More information about CVE-2023-43660 can be found in the references provided: [link1](https://github.com/warp-tech/warpgate/commit/a4df7f7a21395cfaee7a9789d1e3846290caeb63) and [link2](https://github.com/warp-tech/warpgate/security/advisories/GHSA-3cjp-w4cp-m9c8).