Disclosure summary
An attacker sending a malformed SIP message over VoLTE to a device with a Mediatek baseband can trigger the vulnerability described here. The impact is Heap Overflow in the baseban
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Taszk Labs on taszk.io labs · RSS-3a8bc1d5d06cb6c5ccb86673abac628d8ca
Open original source · Updated Sep 30, 2025
CVE-2025-20727: Mediatek Baseband Heap Overflow During Parsing SIP Authentication-Info Header
CVE mention in publisher metadata; check the original affected versions.
Original records & references
- NIST NVD record
- CVE Program record
- labs.taszk.io — Publisher advisory
PUBLISHED 2025-09-30T20:00:00-04:00
MODIFIED 2025-09-30T20:00:00-04:00
INGESTED 2026-10-08T12:20:18-04:00