Grandstream HandyTone-488 PSTN-to-VoIP adapter SIP INVITE denial of service

grandstream-adapter-sip-invite-dos (37411)

Medium Risk

Description:

Grandstream HandyTone-488 PSTN-to-VoIP adapter is vulnerable to a denial of service, caused by a buffer overflow error in the SIP parser implementation. By sending a specially-crafted SIP INVITE message, a remote attacker could overflow a buffer and cause the adapter to crash.

*CVSS:

Base Score:	5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Partial
Temporal Score:	4
Exploitability:	Unproven
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Denial of Service

Remedy:

No remedy available as of June 1, 2013.

References:

• Grandstream Web site: Grandstream HandyTone-488 PSTN-to-VoIP adapter.
• VIPER-2007-057: Grandstream HandyTone-488 PSTN-to-VoIP adapter is vulnerable to buffer overflow.
• BID-26155: Flatnuke3 File Manager Module Unauthorized Access Vulnerability
• BID-26201: Grandstream HandyTone-488 PSTN To VoIP Adapter Remote Denial of Service Vulnerability
• CVE-2007-5788: Buffer overflow in the SIP parser on the Grandstream HT-488 0.1 allows remote attackers to cause a denial of service (device crash) via a crafted SIP INVITE message.
• OSVDB ID: 40187: Grandstream HandyTone HT-488 SIP INVITE Message Handling Remote Overflow
• SA27401: Grandstream HandyTone HT488 Multiple Denial of Service

Platforms Affected:

• Grandstream Grandstream HT-488 phone adapter 0.1

Reported:

Oct 24, 2007

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