Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 encrypts configuration backups with a hardcoded DES key using single DES in ECB mode. An attacker who obtains a backup file can decrypt it to recover all stored credentials including admin password, WiFi PSK, and DDNS credentials.
Metrics
Affected Vendors & Products
References
History
Wed, 03 Jun 2026 21:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Hardcoded DES Key Enables Decryption of Backups and Exposure of Credentials | |
| Weaknesses | CWE-200 CWE-256 CWE-310 |
Wed, 03 Jun 2026 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-798 | |
| Metrics |
cvssV3_1
|
Wed, 03 Jun 2026 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Hardcoded DES Key Enables Decryption of Backups and Exposure of Credentials | |
| Weaknesses | CWE-200 CWE-256 CWE-310 |
Wed, 03 Jun 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 encrypts configuration backups with a hardcoded DES key using single DES in ECB mode. An attacker who obtains a backup file can decrypt it to recover all stored credentials including admin password, WiFi PSK, and DDNS credentials. | |
| References |
|
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-06-03T18:32:24.969Z
Reserved: 2026-04-06T00:00:00.000Z
Link: CVE-2026-36606
Updated: 2026-06-03T18:32:19.105Z
Status : Received
Published: 2026-06-03T18:16:21.677
Modified: 2026-06-03T19:16:31.350
Link: CVE-2026-36606
No data.
OpenCVE Enrichment
Updated: 2026-06-03T21:00:06Z