What’s Vulnerable › Vulnerabilities

CVE-2006-0737

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2006-02-17 · updated 2026-06-16

Description

eStara SIP softphone allows remote attackers to cause a denial of service (crash) via a SIP OPTIONS request with a negative Expires field.

Affected products

• Estara Softphone: through 3.0.1.47

References

• http://secunia.com/advisories/18872
• http://www.securityfocus.com/archive/1/424943/100/0/threaded
• http://www.securityfocus.com/bid/16629
• http://www.vupen.com/english/advisories/2006/0607
• https://exchange.xforce.ibmcloud.com/vulnerabilities/24677
• http://secunia.com/advisories/18872
• http://www.securityfocus.com/archive/1/424943/100/0/threaded
• http://www.securityfocus.com/bid/16629
• http://www.vupen.com/english/advisories/2006/0607
• https://exchange.xforce.ibmcloud.com/vulnerabilities/24677

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