CVE-2025-7020 – BYD DiLink 3.0 OS IVI Unit Log Dump Encryption Bypass

The following table lists the changes that have been made to the
CVE-2025-7020 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Aug. 09, 2025

    Action Type Old Value New Value
    Added Description An incorrect encryption implementation vulnerability exists in the system log dump feature of BYD’s DiLink 3.0 OS (e.g. in the model ATTO3). An attacker with physical access to the vehicle can bypass the encryption of log dumps on the In-Vehicle Infotainment (IVI) unit’s storage. This allows the attacker to access and read system logs containing sensitive data, including personally identifiable information (PII) and location data.

    This vulnerability was introduced in a patch intended to fix CVE-2024-54728.

    Added CVSS V4.0 AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:D/RE:H/U:X
    Added CWE CWE-656
    Added Reference https://asrg.io/security-advisories/cve-2025-7020/
Share the Post:

Related Posts