Security readout for executives and security teams
This issue can let a remote attacker make affected Cisco 7940 and 7960 IP phones reboot by sending malformed SIP messages. The business impact is voice-service disruption, not data theft. Risk depends on whether legacy SIP firmware is still deployed and reachable from untrusted networks. Exposure is most likely in environments with legacy Cisco 7940 or 7960 SIP phones, especially if SIP signaling is reachable beyond trusted call-control infrastructure. Organizations that retired these models or upgraded SIP firmware are less likely to be affected. Treat as a targeted availability risk for legacy voice infrastructure. Prioritize if executive, helpdesk, emergency, or contact-center phones still use affected firmware or have broad SIP exposure. Mitigation focus: Inventory Cisco 7940 and 7960 phones and record SIP firmware versions.; Check Cisco advisory guidance for the supported remediation path.; Upgrade affected SIP firmware to 8.7(0) or later where applicable..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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CVE-2007-4459 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- cisco-ipphone-sip-dos(36125)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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