Read the docs
TI-2023-07108 Aliases CVE-2023-20666GHSA-cmjm-8mpc-4gh4

Out-of-bounds write in MediaTek MT6789, MT6855, MT6895, MT6983, MT8188, MT8195, MT8365…

Priority LOW 30CWE-787Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

In display drm, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07310651; Issue ID: ALPS07292173.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00095 0th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MediaTekMT6789, MT6855, MT6895, MT6983, MT8188, MT8195, MT8365, MT8781, MT8795T, MT8798Android 12.0, 13.0—No fix listedCNA
  • MT6789, MT6855, MT6895, MT6983, MT8188, MT8195, MT8365, MT8781, MT8795T, MT8798 VendorMediaTek Affected Android 12.0, 13.0 Fixed in — No fix listed CNA

CPE configurations NVD · 12

CPEVersionsRoleVendor
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*12.0VulnerableGoogle
cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*13.0VulnerableGoogle
cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8188:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8195:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
  • cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:* Versions 12.0 Vulnerable ·Google
  • cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:* Versions 13.0 Vulnerable ·Google
  • cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8188:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8195:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
Show 2 more CPE
CPEVersionsRoleVendor
cpe:2.3:h:mediatek:mt8795t:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:*not specified by NVDRunning onMediaTek
  • cpe:2.3:h:mediatek:mt8795t:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
  • cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-20666
  2. 2026-10-03 Alias added: GHSA-cmjm-8mpc-4gh4

References

Advisory 1

  • TI-2020-00067 Out-of-bounds write in Android KEVCVSS 3.1HIGH 7.8
  • TI-2024-13053 Improper input validation in MediaTek MT6890, MT7915, MT7916, MT7981, MT7986 CVSS 3.1CRITICAL 9.8
  • TI-2025-14725 Integer overflow in MediaTek MT6781, MT6789, MT6835, MT6855, MT6878, MT6879, MT6886… CVSS 3.1MEDIUM 6.5
  • TI-2024-13114 Memory corruption in MediaTek MT2735, MT2737, MT6833, MT6835, MT6835T, MT6853, MT6855… CVSS 3.1CRITICAL 9.8
  • TI-2022-14283 Command injection in MediaTek EN7528, EN7580 CVSS 3.1CRITICAL 9.8
  • TI-2021-11684 Command injection in MediaTek EN7528, EN7580 CVSS 3.1CRITICAL 9.8
See all 1133 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences