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Cisco Unified Computing System Baseboard Management Controller Privilege Escalation Vulnerability

Cisco-SA-20130924-CVE-2012-4078 · Medium · Published · Updated

A vulnerability in the Baseboard Management Controller (BMC) of Cisco Unified Computing System could allow an authenticated, remote attacker to access services with elevated privileges. The vulnerability is due to improper filtering of SSH escape sequences. An attacker could exploit this vulnerability by using SSH port forwarding to bypass additional authentication. A successful exploit could allow the attacker to access certain services with elevated privileges. Cisco has confirmed the vulnerability in a security notice and released software updates. To exploit this vulnerability, an attacker must be able to authenticate to the targeted device. This access requirement limits the likelihood of a successful exploit. Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.

Cisco advisory ·CSAF JSON

Workarounds

Administrators are advised to apply the appropriate updates.

Administrators are advised to allow only trusted users to have network access.

Administrators are advised to allow only privileged users to access administration or management systems.

Administrators are advised to monitor affected systems.

CVEsCVE-2012-4078
Cisco Bug IDsCSCtg17656
CVSS ScoreBase 6.3
Base 6.3 AV:N/AC:M/Au:S/C:N/I:N/A:C/E:F/RL:OF/RC:C
Product Names From Source
Cisco Unified Computing System (Managed), Cisco Unified Computing System (Standalone)

Related Products

Product CVE Evidence