CWE
20
Advisory Published
Updated

CVE-2023-20647: Input Validation

First published: Tue Mar 07 2023(Updated: )

In ril, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07628547; Issue ID: ALPS07628547.

Credit: security@mediatek.com

Affected SoftwareAffected VersionHow to fix
Android=12.0
Android=13.0
MediaTek MT6739
MediaTek MT6761
MediaTek MT6762M
MediaTek MT6765
MediaTek MT6768
MediaTek MT6779
MediaTek MT6781
MediaTek MT6785T
MediaTek M6789
MediaTek MT6833
MediaTek MT6853
MediaTek MT6855
MediaTek MT6873
MediaTek MT6877
MediaTek MT6879
MediaTek MT6883
MediaTek MT6885
MediaTek MT6889
MediaTek MT6893
MediaTek MT6895
MediaTek MT6983
MediaTek MT8321
MediaTek MT8765
MediaTek MT8766Z
MediaTek MT8768
MediaTek MT8781 WiFi
MediaTek MT8786
MediaTek MT8788 Firmware
MediaTek MT8789
MediaTek MT8791 WiFi
MediaTek MT8791T
MediaTek MT8797 WiFi
All of
Any of
Android=12.0
Android=13.0
Any of
MediaTek MT6739
MediaTek MT6761
MediaTek MT6762M
MediaTek MT6765
MediaTek MT6768
MediaTek MT6779
MediaTek MT6781
MediaTek MT6785T
MediaTek M6789
MediaTek MT6833
MediaTek MT6853
MediaTek MT6855
MediaTek MT6873
MediaTek MT6877
MediaTek MT6879
MediaTek MT6883
MediaTek MT6885
MediaTek MT6889
MediaTek MT6893
MediaTek MT6895
MediaTek MT6983
MediaTek MT8321
MediaTek MT8765
MediaTek MT8766Z
MediaTek MT8768
MediaTek MT8781 WiFi
MediaTek MT8786
MediaTek MT8788 Firmware
MediaTek MT8789
MediaTek MT8791 WiFi
MediaTek MT8791T
MediaTek MT8797 WiFi

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Frequently Asked Questions

  • What is the severity of CVE-2023-20647?

    The severity of CVE-2023-20647 is considered moderate due to the potential for local information disclosure.

  • How do I fix CVE-2023-20647?

    To fix CVE-2023-20647, users should apply the available patches provided by their device manufacturer.

  • What systems are affected by CVE-2023-20647?

    CVE-2023-20647 affects Android versions 12.0 and 13.0.

  • Does CVE-2023-20647 require user interaction for exploitation?

    No, CVE-2023-20647 does not require user interaction for exploitation.

  • Can CVE-2023-20647 be exploited remotely?

    No, CVE-2023-20647 is categorized as a local vulnerability and cannot be exploited remotely.

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