medium
4.4
CWE
787
Advisory Published
Updated

CVE-2023-20790

First published: Mon Aug 07 2023(Updated: )

In nvram, there is a possible out of bounds write 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: ALPS07740194; Issue ID: ALPS07740194.

Credit: security@mediatek.com security@mediatek.com

Affected SoftwareAffected VersionHow to fix
Linuxfoundation Yocto=2.6
Linuxfoundation Yocto=3.3
Rdkcentral Rdk-b=2022q3
Google Android=12.0
Google Android=13.0
OpenWrt OpenWrt=19.07.0
OpenWrt OpenWrt=21.02.0
Mediatek Mt2713
Mediatek Mt2735
Mediatek Mt2737
Mediatek Mt6739
Mediatek Mt6761
Mediatek Mt6762
Mediatek Mt6763
Mediatek Mt6765
Mediatek Mt6768
Mediatek Mt6769
Mediatek Mt6771
Mediatek Mt6779
Mediatek Mt6781
Mediatek Mt6785
Mediatek Mt6789
Mediatek Mt6833
Mediatek Mt6835
Mediatek Mt6853
Mediatek Mt6853t
Mediatek Mt6855
Mediatek Mt6873
Mediatek Mt6875
Mediatek Mt6877
Mediatek Mt6879
Mediatek Mt6880
Mediatek Mt6883
Mediatek Mt6885
Mediatek Mt6886
Mediatek Mt6889
Mediatek Mt6890
Mediatek Mt6891
Mediatek Mt6893
Mediatek Mt6895
Mediatek Mt6980
Mediatek Mt6983
Mediatek Mt6985
Mediatek Mt6990
Mediatek Mt8167
Mediatek Mt8167s
Mediatek Mt8168
Mediatek Mt8173
Mediatek Mt8175
Mediatek Mt8185
Mediatek Mt8188
Mediatek Mt8195
Mediatek Mt8321
Mediatek Mt8362a
Mediatek Mt8365
Mediatek Mt8385
Mediatek Mt8395
Mediatek Mt8666
Mediatek Mt8667
Mediatek Mt8673
Mediatek Mt8675
Mediatek Mt8765
Mediatek Mt8766
Mediatek Mt8768
Mediatek Mt8781
Mediatek Mt8786
Mediatek Mt8788
Mediatek Mt8789
Mediatek Mt8791
Mediatek Mt8791t
Mediatek Mt8797

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Reference Links

Frequently Asked Questions

  • What is CVE-2023-20790?

    CVE-2023-20790 is a vulnerability in nvram that allows for a possible out of bounds write due to a missing bounds check.

  • What is the severity of CVE-2023-20790?

    The severity of CVE-2023-20790 is medium with a severity value of 4.4.

  • Which software is affected by CVE-2023-20790?

    The affected software includes Linuxfoundation Yocto versions 2.6 and 3.3, Rdkcentral Rdk-b version 2022q3, Google Android versions 12.0 and 13.0, and Openwrt versions 19.07.0 and 21.02.0.

  • Is user interaction needed for exploitation of CVE-2023-20790?

    No, user interaction is not needed for exploitation of CVE-2023-20790.

  • How can CVE-2023-20790 be fixed?

    To fix CVE-2023-20790, apply the patch with Patch ID ALPS07740194 or Issue ID ALPS07740194.

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