Reolink v4.54.0.4.20250526 was discovered to contain a hardcoded encryption key and initialization vector. An attacker can leverage this vulnerability to decrypt access tokens and web session tokens stored inside the app via reverse engineering.
Weakness
The product uses a hard-coded, unchangeable cryptographic key.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Reolink | Reolink | 4.54.0.4.20250526 (including) | 4.54.0.4.20250526 (including) |
Potential Mitigations
References
- https://cwe.mitre.org/data/definitions/321.html
- https://cwe.mitre.org/data/definitions/329.html
- https://developer.android.com/reference/kotlin/androidx/security/crypto/EncryptedSharedPreferences
- https://nvd.nist.gov/vuln/detail/CVE-2020-25173
- https://www.notion.so/Reolink-Android-App-Uses-Hardcoded-AES-Key-and-IV-for-Sensitive-Data-Decryption-21a43700364280dc95bedcf6ac1a5db0
- https://relieved-knuckle-264.notion.site/Reolink-Android-App-Uses-Hardcoded-AES-Key-and-IV-for-Sensitive-Data-Decryption-21a43700364280dc95bedcf6ac1a5db0