CVE-2026-20406

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-20406
In Modem, there is a possible system crash due to an uncaught exception. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01726634; Issue ID: MSV-5728.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://corp.mediatek.com/product-security-bulletin/February-2026 Vendor Advisory
Configurations

Configuration 1 (hide)

AND
OR cpe:2.3:o:mediatek:nr15:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr16:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr17:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr17r:-:*:*:*:*:*:*:*
OR cpe:2.3:h:mediatek:mt2735:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt2737:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6813:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6815:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6858:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6878:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6880:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6896:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6980:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6986:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6990:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8668:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8673:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8675:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8676:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8755:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8771:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8795t:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8863:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8873:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8883:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8893:-:*:*:*:*:*:*:*
History

04 Feb 2026, 13:52

Type Values Removed Values Added
CPE cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8673:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8676:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6986:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8795t:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6858:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr17r:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr17:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr16:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8771:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8883:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6815:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6878:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8873:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6980:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8893:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6990:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6813:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8675:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt2737:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8863:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8755:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6880:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt2735:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8668:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr15:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6896:-:*:*:*:*:*:*:*
Summary
  • (es) En el módem, existe una posible caída del sistema debido a una excepción no capturada. Esto podría llevar a una denegación de servicio remota, si un UE se ha conectado a una estación base maliciosa controlada por el atacante, sin necesidad de privilegios de ejecución adicionales. No se necesita interacción del usuario para la explotación. ID del parche: MOLY01726634; ID del problema: MSV-5728.
First Time Mediatek mt6885
Mediatek mt6897
Mediatek mt8893
Mediatek nr15
Mediatek mt8668
Mediatek nr16
Mediatek mt8755
Mediatek mt2737
Mediatek mt6895
Mediatek mt6835
Mediatek mt6878
Mediatek mt6886
Mediatek mt6883
Mediatek mt6813
Mediatek mt6873
Mediatek mt6891
Mediatek mt6986
Mediatek mt6880
Mediatek mt8673
Mediatek mt8676
Mediatek mt8797
Mediatek mt6875
Mediatek mt6858
Mediatek mt8771
Mediatek
Mediatek mt6815
Mediatek mt6893
Mediatek mt2735
Mediatek nr17
Mediatek nr17r
Mediatek mt6877
Mediatek mt6899
Mediatek mt6993
Mediatek mt6853
Mediatek mt6855
Mediatek mt6989
Mediatek mt8675
Mediatek mt6985
Mediatek mt6991
Mediatek mt6889
Mediatek mt6983
Mediatek mt8791t
Mediatek mt8798
Mediatek mt6990
Mediatek mt8791
Mediatek mt8863
Mediatek mt6833
Mediatek mt8678
Mediatek mt6879
Mediatek mt8792
Mediatek mt8795t
Mediatek mt8873
Mediatek mt6890
Mediatek mt8883
Mediatek mt6980
Mediatek mt8793
Mediatek mt6896
CWE CWE-754
References () https://corp.mediatek.com/product-security-bulletin/February-2026 - () https://corp.mediatek.com/product-security-bulletin/February-2026 - Vendor Advisory

02 Feb 2026, 23:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5

02 Feb 2026, 09:15

Type Values Removed Values Added
New CVE
Information

Published : 2026-02-02 09:15

Updated : 2026-02-04 13:52

NVD link : CVE-2026-20406

Mitre link : CVE-2026-20406

CVE.ORG link : CVE-2026-20406

JSON object : View

Products Affected

mediatek

  • nr17r
  • mt8797
  • mt8678
  • mt6880
  • mt6980
  • mt2737
  • nr16
  • mt8791
  • mt6895
  • mt6873
  • mt8883
  • mt8863
  • mt6875
  • mt8676
  • mt8893
  • mt6893
  • mt6815
  • mt6983
  • nr15
  • mt8673
  • mt6899
  • mt2735
  • mt8792
  • mt6897
  • mt6813
  • mt6989
  • mt8791t
  • mt6878
  • mt6883
  • mt6858
  • mt6877
  • mt6891
  • mt6993
  • mt8675
  • mt6833
  • mt8798
  • mt6853
  • mt8873
  • mt6890
  • mt8795t
  • nr17
  • mt8793
  • mt6896
  • mt6835
  • mt6889
  • mt6991
  • mt8755
  • mt8771
  • mt6885
  • mt6886
  • mt6986
  • mt6990
  • mt6985
  • mt8668
  • mt6879
  • mt6855
CWE
CWE-770

Allocation of Resources Without Limits or Throttling

CWE-754

Improper Check for Unusual or Exceptional Conditions