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Cisco TelePresence Video Communication Server Expressway Information Disclosure Vulnerability

Cisco-SA-20150812-CVE-2015-4314 · Medium · Published · Updated

A vulnerability in the System Snapshot of Cisco TelePresence Video Communication Server (VCS) Expressway could allow an authenticated, remote attacker to view sensitive data. The vulnerability is due to insufficient protection of data at rest. An attacker could exploit this vulnerability by downloading the snapshot file and viewing the password hashes in it. An exploit could allow the attacker to crack the password hashes and use the credentials to launch further attacks. Cisco has confirmed the vulnerability; however, software updates are not available. To exploit this vulnerability, an attacker requires authenticated access to the targeted system. Authenticated access may require the attacker to access trusted, internal networks. These requirements could limit 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 access local systems.

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 may consider using IP-based access control lists (ACLs) to allow only trusted systems to access the affected systems.

Administrators are advised to monitor affected systems.

CVEsCVE-2015-4314
Cisco Bug IDsCSCuv40422
CVSS ScoreBase 4.0
Base 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N/E:F/RL:U/RC:C
Product Names From Source
Cisco TelePresence Video Communication Server (VCS) Expressway

Related Products

Product CVE Evidence
Cisco TelePresence Video Communication Server (VCS) Expressway CVE-2015-4314 Cisco OpenVuln
Cisco TelePresence Video Communication Server (VCS) CVE-2015-4314 Cisco OpenVuln
Cisco TelePresence CVE-2015-4314 Cisco OpenVuln