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, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01870473 / MOLY00814393; Issue ID: MSV-9041.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Mediatek
  • Mediatek Chipset
  • Mt2716
  • Mt2716 Firmware
  • Mt6835
  • Mt6835 Firmware
  • Mt6858
  • Mt6858 Firmware
  • Mt6878
  • Mt6878 Firmware
  • Mt6881
  • Mt6881 Firmware
  • Mt6897
  • Mt6897 Firmware
  • Mt6899
  • Mt6899 Firmware
  • Mt6982
  • Mt6982 Firmware
  • Mt6986
  • Mt6986 Firmware
  • Mt6988
  • Mt6988 Firmware
  • Mt6991
  • Mt6991 Firmware
  • Mt6993
  • Mt6993 Firmware
  • Mt8668
  • Mt8668 Firmware
  • Mt8676
  • Mt8676 Firmware
  • Mt8678
  • Mt8678 Firmware
  • Mt8755
  • Mt8755 Firmware
  • Mt8775
  • Mt8775 Firmware
  • Mt8792
  • Mt8792 Firmware
  • Mt8793
  • Mt8793 Firmware
  • Mt8863
  • Mt8863 Firmware
  • Mt8873
  • Mt8873 Firmware
  • Mt8883
  • Mt8883 Firmware

Configuration 1 [-]

AND
cpe:2.3:o:mediatek:mt2716_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt2716:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND
cpe:2.3:o:mediatek:mt6835_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND
cpe:2.3:o:mediatek:mt6858_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6858:-:*:*:*:*:*:*:*

Configuration 4 [-]

AND
cpe:2.3:o:mediatek:mt6878_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6878:-:*:*:*:*:*:*:*

Configuration 5 [-]

AND
cpe:2.3:o:mediatek:mt6881_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6881:-:*:*:*:*:*:*:*

Configuration 6 [-]

AND
cpe:2.3:o:mediatek:mt6897_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:*

Configuration 7 [-]

AND
cpe:2.3:o:mediatek:mt6899_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*

Configuration 8 [-]

AND
cpe:2.3:o:mediatek:mt6982_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6982:-:*:*:*:*:*:*:*

Configuration 9 [-]

AND
cpe:2.3:o:mediatek:mt6986_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6986:-:*:*:*:*:*:*:*

Configuration 10 [-]

AND
cpe:2.3:o:mediatek:mt6988_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6988:-:*:*:*:*:*:*:*

Configuration 11 [-]

AND
cpe:2.3:o:mediatek:mt6991_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*

Configuration 12 [-]

AND
cpe:2.3:o:mediatek:mt6993_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*

Configuration 13 [-]

AND
cpe:2.3:o:mediatek:mt8668_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8668:-:*:*:*:*:*:*:*

Configuration 14 [-]

AND
cpe:2.3:o:mediatek:mt8676_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8676:-:*:*:*:*:*:*:*

Configuration 15 [-]

AND
cpe:2.3:o:mediatek:mt8678_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*

Configuration 16 [-]

AND
cpe:2.3:o:mediatek:mt8755_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8755:-:*:*:*:*:*:*:*

Configuration 17 [-]

AND
cpe:2.3:o:mediatek:mt8775_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8775:-:*:*:*:*:*:*:*

Configuration 18 [-]

AND
cpe:2.3:o:mediatek:mt8792_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:*

Configuration 19 [-]

AND
cpe:2.3:o:mediatek:mt8793_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*

Configuration 20 [-]

AND
cpe:2.3:o:mediatek:mt8863_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8863:-:*:*:*:*:*:*:*

Configuration 21 [-]

AND
cpe:2.3:o:mediatek:mt8873_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8873:-:*:*:*:*:*:*:*

Configuration 22 [-]

AND
cpe:2.3:o:mediatek:mt8883_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8883:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://www.mediatek.com/product-security-bulletin/October-2026 cve-icon cve-icon
History

Thu, 08 Oct 2026 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek mt2716
Mediatek mt2716 Firmware
Mediatek mt6835
Mediatek mt6835 Firmware
Mediatek mt6858
Mediatek mt6858 Firmware
Mediatek mt6878
Mediatek mt6878 Firmware
Mediatek mt6881
Mediatek mt6881 Firmware
Mediatek mt6897
Mediatek mt6897 Firmware
Mediatek mt6899
Mediatek mt6899 Firmware
Mediatek mt6982
Mediatek mt6982 Firmware
Mediatek mt6986
Mediatek mt6986 Firmware
Mediatek mt6988
Mediatek mt6988 Firmware
Mediatek mt6991
Mediatek mt6991 Firmware
Mediatek mt6993
Mediatek mt6993 Firmware
Mediatek mt8668
Mediatek mt8668 Firmware
Mediatek mt8676
Mediatek mt8676 Firmware
Mediatek mt8678
Mediatek mt8678 Firmware
Mediatek mt8755
Mediatek mt8755 Firmware
Mediatek mt8775
Mediatek mt8775 Firmware
Mediatek mt8792
Mediatek mt8792 Firmware
Mediatek mt8793
Mediatek mt8793 Firmware
Mediatek mt8863
Mediatek mt8863 Firmware
Mediatek mt8873
Mediatek mt8873 Firmware
Mediatek mt8883
Mediatek mt8883 Firmware
CPEs cpe:2.3:h:mediatek:mt2716:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6858:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6878:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6881:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6982:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6986:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6988:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8668:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8676:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8755:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8775:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8863:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8873:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8883:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt2716_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6835_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6858_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6878_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6881_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6897_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6899_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6982_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6986_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6988_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6991_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6993_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8668_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8676_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8678_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8755_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8775_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8792_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8793_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8863_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8873_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8883_firmware:-:*:*:*:*:*:*:*
Vendors & Products Mediatek mt2716
Mediatek mt2716 Firmware
Mediatek mt6835
Mediatek mt6835 Firmware
Mediatek mt6858
Mediatek mt6858 Firmware
Mediatek mt6878
Mediatek mt6878 Firmware
Mediatek mt6881
Mediatek mt6881 Firmware
Mediatek mt6897
Mediatek mt6897 Firmware
Mediatek mt6899
Mediatek mt6899 Firmware
Mediatek mt6982
Mediatek mt6982 Firmware
Mediatek mt6986
Mediatek mt6986 Firmware
Mediatek mt6988
Mediatek mt6988 Firmware
Mediatek mt6991
Mediatek mt6991 Firmware
Mediatek mt6993
Mediatek mt6993 Firmware
Mediatek mt8668
Mediatek mt8668 Firmware
Mediatek mt8676
Mediatek mt8676 Firmware
Mediatek mt8678
Mediatek mt8678 Firmware
Mediatek mt8755
Mediatek mt8755 Firmware
Mediatek mt8775
Mediatek mt8775 Firmware
Mediatek mt8792
Mediatek mt8792 Firmware
Mediatek mt8793
Mediatek mt8793 Firmware
Mediatek mt8863
Mediatek mt8863 Firmware
Mediatek mt8873
Mediatek mt8873 Firmware
Mediatek mt8883
Mediatek mt8883 Firmware

Mon, 05 Oct 2026 13:45:00 +0000

Type Values Removed Values Added
Title Remote Denial-of-Service via Improper Modem Input Validation in MediaTek Chipset

Mon, 05 Oct 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 05 Oct 2026 04:00:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mediatek Chipset
Vendors & Products Mediatek
Mediatek mediatek Chipset

Mon, 05 Oct 2026 03:45:00 +0000

Type Values Removed Values Added
Title Remote Denial-of-Service via Improper Modem Input Validation in MediaTek Chipset

Mon, 05 Oct 2026 02:15:00 +0000

Type Values Removed Values Added
Description 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, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01870473 / MOLY00814393; Issue ID: MSV-9041.
Weaknesses CWE-617
References
cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2026-10-05T01:39:54.320Z

Updated: 2026-10-05T10:16:24.556Z

Reserved: 2025-11-03T01:30:59.033Z

Link: CVE-2026-20525

cve-icon Vulnrichment

Updated: 2026-10-05T10:16:01.304Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-05T02:16:51.163

Modified: 2026-10-08T15:23:06.023

Link: CVE-2026-20525

cve-icon Redhat

No data.