CVE-2023-20790: In nvram, there is a possible out of bounds write due to a missing bounds check

Description

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Attack vector

Local

Complexity

Low

Privileges

High

User interaction

None

Confidentiality

High

Integrity

None

Availability

None

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.1% · higher than 0% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

AN

Android · Google

12.0; 13.0 · source: NVD

OP

Openwrt · Openwrt

19.07.0; 21.02.0 · source: NVD

RD

Rdk-b · Rdkcentral

2022q3 · source: NVD

YO

Yocto · Linuxfoundation

2.6; 3.3 · source: NVD