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Cisco Security Advisory: libssh Authentication Bypass Vulnerability Affecting Cisco Products: October 2018
Advisory ID: cisco-sa-20181019-libssh
Revision: 1.0
For Public Release: 2018 October 19 16:00 GMT
Last Updated: 2018 October 19 16:00 GMT
CVE ID(s): CVE-2018-10933
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Summary
=======
A vulnerability in libssh could allow an unauthenticated, remote attacker to bypass authentication on a targeted system.
The vulnerability is due to improper authentication operations by the server-side state machine of the affected software. An attacker could exploit this vulnerability by presenting a SSH2_MSG_USERAUTH_SUCCESS message to a targeted system. A successful exploit could allow the attacker to bypass authentication and gain unauthorized access to a targeted system.
This advisory will be updated as additional information becomes available.
This advisory is available at the following link:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181019-libssh [“https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181019-libssh”]
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