eStara "Expires" field negative integer denial of service
| estara-neg-integer-dos (24677) |  Low Risk |
Description:
eStara Softphone is vulnerable to a denial of service attack caused by an integer underflow. A remote attacker could exploit this vulnerability to cause the victim's Softphone client to crash by sending a message with a negative 'Expires' value.
Platforms Affected:
- eStara, eStara Softphone
Remedy:
No remedy available as of June 27, 2009.
Consequences:
Denial of Service
References:
- BugTraq Mailing List, Mon Feb 13 2006 - 20:42:46 CST, eStara SIP softphone several message-processing vulnerabilities at http://archives.neohapsis.com/archives/bugtraq/2006-02/0193.html.
- eStara Web site, eStara: SoftPhone at http://www.estara.com/softphone/.
- BID-16629: eStara Softphone Multiple Denial of Service Vulnerabilities
- CVE-2006-0737: eStara SIP softphone allows remote attackers to cause a denial of service (crash) via a SIP OPTIONS request with a negative Expires field.
- SA18872: eStara SoftPhone SIP Packet Handling Denial of Service
- VUPEN/ADV-2006-0607: eStara SoftPhone SIP Buffer Overflow and Format String Vulnerabilities
Reported:
Feb 13, 2006
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