CVE-2019-1923 Information

Description

A vulnerability in Cisco Small Business SPA500 Series IP Phones could allow a physically proximate attacker to execute arbitrary commands on the device. The vulnerability is due to improper input validation in the device configuration interface. An attacker could exploit this vulnerability by accessing the configuration interface which may require a password and then accessing the device’s physical interface and inserting a USB storage device. A successful exploit could allow the attacker to execute arbitrary commands on the device in an elevated security context. At the time of publication this vulnerability affected Cisco Small Business SPA500 Series IP Phones firmware releases 7.6.2SR5 and prior.

CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/109294 https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190717-spa500-command

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.6