CVE-2007-4459

Cisco IP Phone 7940 and 7960 with P0S3-08-6-00 firmware, and other SIP firmware before 8.7(0), allows remote attackers to cause a denial of service (device reboot) via (1) a certain sequence of 10 invalid SIP INVITE and OPTIONS messages; or (2) a certain invalid SIP INVITE message that contains a remote tag, followed by a certain set of two related SIP OPTIONS messages.

• CWE-20

• http://lists.grok.org.uk/pipermail/full-disclosure/2007-August/065401.html
• http://lists.grok.org.uk/pipermail/full-disclosure/2007-August/065402.html
• http://secunia.com/advisories/26547Patch, Vendor Advisory
• http://securityreason.com/securityalert/3042
• http://securitytracker.com/id?1018591
• http://www.cisco.com/warp/public/707/cisco-sr-20070821-sip.shtml
• http://www.osvdb.org/36695
• http://www.securityfocus.com/bid/25378Exploit
• http://www.vupen.com/english/advisories/2007/2928Vendor Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/36125
• http://lists.grok.org.uk/pipermail/full-disclosure/2007-August/065401.html
• http://lists.grok.org.uk/pipermail/full-disclosure/2007-August/065402.html
• http://secunia.com/advisories/26547Patch, Vendor Advisory
• http://securityreason.com/securityalert/3042
• http://securitytracker.com/id?1018591
• http://www.cisco.com/warp/public/707/cisco-sr-20070821-sip.shtml
• http://www.osvdb.org/36695
• http://www.securityfocus.com/bid/25378Exploit
• http://www.vupen.com/english/advisories/2007/2928Vendor Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/36125

Published

Aug 21, 2007

Last Modified

Jun 16, 2026

Status

Modified

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