Out of Bounds Write Vulnerability in MediaTek Devices
CVE-2025-20639

6.6MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt6739, Mt6761, Mt6765, Mt6768, Mt6771, Mt6779, Mt6781, Mt6785, Mt6833, Mt6853, Mt6873, Mt6877, Mt6885, Mt6893, Mt8167, Mt8167s, Mt8175, Mt8185, Mt8195, Mt8321, Mt8362a, Mt8365, Mt8385, Mt8395, Mt8666, Mt8667, Mt8673, Mt8675, Mt8678, Mt8765, Mt8766, Mt8768, Mt8771, Mt8775, Mt8781, Mt8786, Mt8788, Mt8789, Mt8791t, Mt8795t, Mt8797, Mt8798, Mt8893
Vendor
CVE Published:
3 February 2025

What is CVE-2025-20639?

A vulnerability in MediaTek's DA software allows for a potential out of bounds write due to insufficient bounds checking. This issue poses a risk of local privilege escalation, requiring an attacker to have physical access to the device for exploitation. User interaction facilitates this attack. To address this issue, MediaTek has issued a patch identified as ALPS09291146, associated with Issue ID MSV-2060.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

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Deploy the Patch

Affected Version(s)

MT6739, MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6885, MT6893, MT8167, MT8167S, MT8175, MT8185, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8667, MT8673, MT8675, MT8678, MT8765, MT8766, MT8768, MT8771, MT8775, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8795T, MT8797, MT8798, MT8893 Android 12.0, 13.0, 14.0, 15.0

References

https://corp.mediatek.com/product-security-bulletin/Febru...

CVSS V3.1

Score:
6.6
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Physical
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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