MediaTek MT8673 Firmware vulnerabilities

15 CVEs affecting MediaTek MT8673 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-20543, published 2026-10-05.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2025-20659, published 2025-04-07. Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days. In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker,…
CVE-2026-20433, published 2026-04-07. High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days. In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the…
CVE-2026-20432, published 2026-04-07. High severity, CVSS 8.0. EPSS: 0.3% chance of exploitation in the next 30 days. In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the…
CVE-2026-20450, published 2026-05-04. Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days. In Modem, there is a possible system crash due to incorrect error handling. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with…
CVE-2026-20449, published 2026-05-04. Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days. In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with…
CVE-2026-20503, published 2026-09-07. Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days. In Modem, there is a possible system crash due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with…
CVE-2026-20541, published 2026-10-05. Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days. In Modem, there is a possible out of bounds read due to a missing permission check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the…
CVE-2026-20540, published 2026-10-05. Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days. In Modem, there is a possible out of bounds read due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker,…
CVE-2026-20539, published 2026-10-05. Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days. In Modem, there is a possible out of bounds read due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker,…
CVE-2026-20538, published 2026-10-05. Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days. In Modem, there is a possible out of bounds read due to a missing permission check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the…

Latest

CVE-2026-20543, published 2026-10-05. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. In Modem, there is a possible information disclosure due to a logic error. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not…
CVE-2026-20534, published 2026-10-05. Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days. In Modem, there is a possible out of bounds read due to an incorrect bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the…
CVE-2026-20455, published 2026-06-01. High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days. In geniezone, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege.…
CVE-2026-20454, published 2026-06-01. Medium severity, CVSS 6.4. EPSS: 0.1% chance of exploitation in the next 30 days. In geniezone, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User…
CVE-2026-20453, published 2026-06-01. Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days. In geniezone, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege.…