PT-2007-4628 · Sjlabs · Sjphone Sip Soft Phone

Published 2007-06-22 · Updated 2017-07-29 · CVE-2007-3351

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions SJPhone SIP soft phone version 1.60.303c

Description The issue allows remote attackers to cause a denial of service, resulting in device hang and traffic amplification, via a direct crafted INVITE transaction. This transaction causes the phone to transmit many RTP packets.

Recommendations For SJPhone SIP soft phone version 1.60.303c, consider disabling the handling of direct INVITE transactions as a temporary workaround until a patch is available. Restrict access to the phone's SIP functionality to minimize the risk of exploitation.

Fix

Related Identifiers

CVE-2007-3351

Affected Products

Sjphone Sip Soft Phone

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2007-3351 · Security Note
• http://sipera.com/index.php?action=resources%2Cthreat_advisory&tid=217& · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/35078 · Note
• http://securityfocus.com/bid/24549 · Note