CVE-2023-20821

EPSS 0.02%
Published 04.09.2023 03:15:08
Last modified 21.11.2024 07:41:36
Source security@mediatek.com
Teams watchlist Login
Open Login

In nvram, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07937113; Issue ID: ALPS07937113.

Affected products Warnungen 0 Metrics 3 CWE 1 References 4

Data is provided by the National Vulnerability Database (NVD)

Linuxfoundation ≫ Yocto Version2.6

   Mediatek ≫ Mt2713 Version-
   Mediatek ≫ Mt2735 Version-
   Mediatek ≫ Mt6833 Version-
   Mediatek ≫ Mt6835 Version-
   Mediatek ≫ Mt6853 Version-
   Mediatek ≫ Mt6855 Version-
   Mediatek ≫ Mt6873 Version-
   Mediatek ≫ Mt6875 Version-
   Mediatek ≫ Mt6877 Version-
   Mediatek ≫ Mt6879 Version-
   Mediatek ≫ Mt6880 Version-
   Mediatek ≫ Mt6883 Version-
   Mediatek ≫ Mt6885 Version-
   Mediatek ≫ Mt6886 Version-
   Mediatek ≫ Mt6889 Version-
   Mediatek ≫ Mt6890 Version-
   Mediatek ≫ Mt6891 Version-
   Mediatek ≫ Mt6893 Version-
   Mediatek ≫ Mt6895 Version-
   Mediatek ≫ Mt6980 Version-
   Mediatek ≫ Mt6983 Version-
   Mediatek ≫ Mt6985 Version-
   Mediatek ≫ Mt6990 Version-
   Mediatek ≫ Mt8167 Version-
   Mediatek ≫ Mt8167s Version-
   Mediatek ≫ Mt8168 Version-
   Mediatek ≫ Mt8173 Version-
   Mediatek ≫ Mt8175 Version-
   Mediatek ≫ Mt8185 Version-
   Mediatek ≫ Mt8188 Version-
   Mediatek ≫ Mt8195 Version-
   Mediatek ≫ Mt8321 Version-
   Mediatek ≫ Mt8362a Version-
   Mediatek ≫ Mt8365 Version-
   Mediatek ≫ Mt8385 Version-
   Mediatek ≫ Mt8395 Version-
   Mediatek ≫ Mt8666 Version-
   Mediatek ≫ Mt8673 Version-
   Mediatek ≫ Mt8675 Version-
   Mediatek ≫ Mt8765 Version-
   Mediatek ≫ Mt8766 Version-
   Mediatek ≫ Mt8768 Version-
   Mediatek ≫ Mt8781 Version-
   Mediatek ≫ Mt8786 Version-
   Mediatek ≫ Mt8788 Version-
   Mediatek ≫ Mt8789 Version-
   Mediatek ≫ Mt8791 Version-
   Mediatek ≫ Mt8791t Version-
   Mediatek ≫ Mt8797 Version-

Rdkcentral ≫ Rdk-b Version2022q3

Google ≫ Android Version11.0

Google ≫ Android Version12.0

Google ≫ Android Version13.0

Openwrt ≫ Openwrt Version19.07.0 Update-

Openwrt ≫ Openwrt Version21.02.0 Update-

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.02%	0.038

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	6.7	0.8	5.9	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0	6.7	0.8	5.9	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://corp.mediatek.com/product-security-bulletin/September-2023

Vendor Advisory

https://nvd.nist.gov/vuln/detail/CVE-2023-20821

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2023-20821

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2023-20821

EUVD