CVE-2023-20821

2023-09-0402:27:17

MediaTek

www.cve.org

nvram

out of bounds write

local escalation of privilege

system execution privileges

EPSS

Percentile

5.1%

JSON

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.

CNA Affected

[
  {
    "vendor": "MediaTek, Inc.",
    "product": "MT2713, MT2735, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6980, MT6983, MT6985, MT6990, MT8167, MT8167S, MT8168, MT8173, MT8175, MT8185, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8673, MT8675, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797",
    "versions": [
      {
        "version": "Android 11.0, 12.0, 13.0 / OpenWrt 1907, 2102 / Yocto 2.6 / RDK-B 22Q3",
        "status": "affected"
      }
    ]
  }
]

References

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

EPSS

Percentile

5.1%

JSON

Related for CVELIST:CVE-2023-20821