Out of Bounds Write Vulnerability in MediaTek Products
CVE-2023-20756

6.7MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt6580, Mt6731, Mt6735, Mt6737, Mt6739, Mt6753, Mt6757, Mt6757c, Mt6757cd, Mt6757ch, Mt6761, Mt6762, Mt6763, Mt6765, Mt6768, Mt6769, Mt6771, Mt6779, Mt6781, Mt6785, Mt6789, Mt6833, Mt6835, Mt6853, Mt6853t, Mt6855, Mt6873, Mt6875, Mt6877, Mt6879, Mt6883, Mt6885, Mt6886, Mt6889, Mt6891, Mt6893, Mt6895, Mt6983, Mt6985, Mt8185, Mt8321, Mt8385, Mt8666, Mt8667, Mt8765, Mt8766, Mt8768, Mt8781, Mt8786, Mt8788, Mt8789, Mt8791, Mt8791t, Mt8797
Vendor
CVE Published:
4 July 2023

What is CVE-2023-20756?

A vulnerability in MediaTek's Keyinstall has been identified, stemming from an integer overflow that could cause an out of bounds write. This flaw allows for local escalation of privileges, granting potential system execution capabilities. Notably, exploitation does not require any user interaction, heightening the risk of unauthorized actions on affected systems. Users are advised to apply the relevant patches to mitigate this vulnerability.

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

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

MT6580, MT6731, MT6735, MT6737, MT6739, MT6753, MT6757, MT6757C, MT6757CD, MT6757CH, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6835, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8185, MT8321, MT8385, MT8666, MT8667, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797 Android 12.0, 13.0

References

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

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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