Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier use weak permissions for unspecified files, which allows local users to cause a denial of service (persistent hang or reboot) by writing to a phone’s filesystem, aka Bug ID CSCup90474.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0603
Reference (s):
- BID:72484
- URL: http://www.securityfocus.com/bid/72484
- CISCO:20150203 Cisco Unified IP Phone 9900 Series Insecure Device Permissions Vulnerability
- URL: http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0603
- http://tools.cisco.com/security/center/viewAlert.x?alertId=37345