Security readout for executives and security teams
This issue lets a remote actor spoof certain SIP notification messages to Grandstream BudgeTone BT100 VoIP phones. The cited example is a false message-waiting indicator. The sources do not describe code execution, data theft, or service takeover, but spoofed phone signaling can still disrupt communications or mislead users. Exposure is likely limited to organizations still using Grandstream BudgeTone BT100 phones, especially where SIP signaling can reach phones from untrusted networks instead of only from trusted VoIP infrastructure. Treat this as a legacy VoIP exposure issue, not an emergency unless BT100 phones remain reachable from untrusted networks. Priority should be inventory, containment, and replacement planning for unsupported devices. Mitigation focus: Check Grandstream or support-provider guidance for firmware updates or retirement advice.; Restrict SIP signaling to trusted PBX, proxy, or SBC infrastructure.; Block direct untrusted network access to VoIP endpoints..
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-2005-2182 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
- sip-notify-message-spoof(21260)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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