Information Disclosure Vulnerability in MediaTek Memory Management Driver
CVE-2021-0423

5.5MEDIUM

Key Information:

Vendor

Google
Status
Mt6580, Mt6582e, Mt6582h, Mt6582t, Mt6582w, Mt6582 90, Mt6589, Mt6589td, Mt6592e, Mt6592h, Mt6592t, Mt6592w, Mt6592 90, Mt6595, Mt6731, Mt6732, Mt6735, Mt6737, Mt6739, Mt6750, Mt6750s, Mt6752, Mt6753, Mt6755, Mt6755s, Mt6757, Mt6757c, Mt6757cd, Mt6757ch, Mt6758, Mt6761, Mt6762, Mt6763, Mt6765, Mt6768, Mt6769, Mt6771, Mt6779, Mt6785, Mt6795, Mt6797, Mt6799, Mt6833, Mt6853, Mt6853t, Mt6873, Mt6875, Mt6877, Mt6883, Mt6885, Mt6889, Mt6891, Mt6893
Vendor
CVE Published:
27 September 2021

What is CVE-2021-0423?

The MediaTek memory management driver contains a vulnerability that allows possible information disclosure due to uninitialized data. This means that sensitive information stored in memory may be accessible without requiring additional execution privileges or user interaction. Exploitation of this issue could pose significant data security risks for affected systems.

Affected Version(s)

MT6580, MT6582E, MT6582H, MT6582T, MT6582W, MT6582_90, MT6589, MT6589TD, MT6592E, MT6592H, MT6592T, MT6592W, MT6592_90, MT6595, MT6731, MT6732, MT6735, MT6737, MT6739, MT6750, MT6750S, MT6752, MT6753, MT6755, MT6755S, MT6757, MT6757C, MT6757CD, MT6757CH, MT6758, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6785, MT6795, MT6797, MT6799, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893 Android 10.0, 11.0

References

https://corp.mediatek.com/product-security-bulletin/Septe...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.