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Cisco Small Business SPA300 and SPA500 Series IP Phones Local Code Execution Vulnerability

Cisco-SA-20140709-CVE-2014-3312 · Medium · Published · Updated

A vulnerability in the Cisco Small Business SPA300 and SPA500 Series IP Phones could allow an unauthenticated, local attacker to access the debug shell and file system of the affected device. The vulnerability is due to insufficient authentication implementation in the debug console interface. An attacker could exploit this vulnerability by sending crafted commands to the debug interface of the affected device. An exploit could allow the attacker to execute arbitrary commands and access system memory with elevated privileges. Cisco has confirmed the vulnerability in a security notice; however, software updates are not available. To exploit this vulnerability, an attacker must have local access to the targeted device. This access requirement may reduce 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 contact the vendor regarding future updates and releases.

Administrators are advised to allow only trusted users to access local systems.

Administrators are advised to monitor affected systems.

CVEsCVE-2014-3312
Cisco Bug IDsCSCun77435
CVSS ScoreBase 6.9
Base 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C/E:F/RL:U/RC:C
Product Names From Source
Cisco Small Business SPA500 Series IP Phones, Cisco Small Business SPA300 Series IP Phones

Related Products

Product CVE Evidence
Cisco Small Business SPA500 Series IP Phones CVE-2014-3312 Cisco OpenVuln
Cisco Small Business SPA300 Series IP Phones CVE-2014-3312 Cisco OpenVuln