VULNERABILITY INTELLIGENCE
CVE-2006-0737
CVSS score5 MEDIUM
EPSS probability3.11%
CISA KEVNot currently listed
Published2006-02-17
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Description
eStara SIP softphone allows remote attackers to cause a denial of service (crash) via a SIP OPTIONS request with a negative Expires field.