Cisco Catalyst 3750-X Series Switches contain a vulnerability that could allow a local attacker to gain unauthorized root access. Updates are available.
A vulnerability in the Service Module for Cisco Catalyst 3750-X Series Switches could allow an authenticated, local attacker to gain root access to the kernel running on the Cisco Service Module.
The vulnerability is due to default credentials on the Cisco Service Module. An attacker could exploit this vulnerability by logging in using the default credentials. An exploit could allow the attacker to take complete control of the operating system running on the service module.
Cisco has confirmed the vulnerability in a security notice and released software updates.
At the time this alert was first published, Cisco Catalyst 3750-X Series Switches running on Cisco IOS Release 15.0(2)SE1 is vulnerable. Later releases of Cisco IOS may also be vulnerable.
To exploit this vulnerability, an attacker must have local access to a targeted device, which may reside on trusted, internal networks. This access requirement decreases 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 has released a security notice at the following link: CVE-2013-5522
Customers are advised to consult Cisco bug ID CSCue92286 for the most complete list of affected product versions.
A local attacker could exploit this vulnerability to gain root access to the kernel running on the Cisco Service Module of an affected device. A successful exploit could result in a complete system compromise.
The vulnerability is due to default credentials on the Cisco Service Module for Cisco Catalyst 3750-X Series Switches.
A local attacker could exploit this vulnerability by logging in using the default credentials. An exploit could allow the attacker to take complete control of the operating system running on the service module, resulting in a complete system compromise of the targeted device.
Administrators are advised to apply the appropriate updates.
Administrators are advised to allow only trusted users to access local systems.
Administrators are advised to allow only privileged users to access administration or management systems.
Administrators are advised to allow only trusted users to have network access.
Administrators are advised to monitor affected systems.
Cisco customers with active contracts should contact their Cisco support team for assistance in upgrading to a software version that includes fixes for this vulnerability. Cisco customers without contracts may contact the Cisco Technical Assistance Center at 1-800-553-2447 or 1-408-526-7209 or via email at email@example.com for assistance.
The security vulnerability applies to the following combinations of products.
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