First published: Wed Sep 27 2023(Updated: )
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.
Credit: security-advisories@github.com
Affected Software | Affected Version | How to fix |
---|---|---|
Warpgate | <0.8.1 |
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CVE-2023-43660 is a vulnerability in Warpgate, a smart SSH, HTTPS, and MySQL bastion host for Linux.
CVE-2023-43660 has a severity rating of 8.1, which is considered high.
CVE-2023-43660 allows an attacker to bypass SSH key verification in Warpgate, potentially leading to unauthorized access.
To fix CVE-2023-43660, it is recommended to update to a version of Warpgate that is not affected by the vulnerability.
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).