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cisco ip phone 8811 firmware vulnerabilities and exploits

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4.6
CVSSv2
CVE-2021-33478
The TrustZone implementation in certain Broadcom MediaxChange firmware could allow an unauthenticated, physically proximate attacker to achieve arbitrary code execution in the TrustZone Trusted Execution Environment (TEE) of an affected device. This, for example, affects certain...
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CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2021-36542NULL pointer dereferenceCVE-2021-3490CVE-2021-36934code injectionSSRFCVE-2021-34632CVE-2021-33325CVE-2021-27503
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