CVE-2002-0669

The CVE-2002-0669 issue affects Pingtel xpressa SIP-based phones (versions 1.2.5–1.2.7.4). By changing SIP_AUTHENTICATE_SCHEME, an attacker can force authentication of incoming calls, causing a denial of service where neither caller nor callee is informed of the failure. The vulnerability stems f...

CVE-2002-0669

The web interface for Pingtel xpressa SIP-based voice-over-IP phone 1.2.5 through 1.2.7.4 allows administrators to cause a denial of service by modifying the SIPAUTHENTICATESCHEME value to force authentication of incoming calls, which does not notify the user when an authentication failure occurs...