CVE-2020-14099
On Xiaomi router AX1800 rom version < 1.0.336 and RM1800 root version < 1.0.26, the encryption...
On Xiaomi router AX1800 rom version < 1.0.336 and RM1800 root version < 1.0.26, the encryption scheme for a user's backup files uses hard-coded keys, which can expose sensitive information such as a user's password.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
On Xiaomi router AX1800 rom version < 1.0.336 and RM1800 root version < 1.0.26, the encryption scheme for a user's backup files uses hard-coded keys, which can expose sensitive information such as a user's password.
- Record
CVE-2020-14099- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-798
- Updated
- 2026-11-02
CVE List No score
On Xiaomi router AX1800 rom version < 1.0.336 and RM1800 root version < 1.0.26, the encryption scheme for a user's backup files uses hard-coded keys, which can expose sensitive information such as a user's password.
- Record
CVE-2020-14099- Updated
- 2026-11-02
EUVDEUVD-2020-6258 No score
On Xiaomi router AX1800 rom version < 1.0.336 and RM1800 root version < 1.0.26, the encryption scheme for a user's backup files uses hard-coded keys, which can expose sensitive information such as a user's password.
- Record
EUVD-2020-6258- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m528-9cc3-8r9h No score
On Xiaomi router AX1800 rom version < 1.0.336 and RM1800 root version < 1.0.26, the encryption...
On Xiaomi router AX1800 rom version < 1.0.336 and RM1800 root version < 1.0.26, the encryption scheme for a user's backup files uses hard-coded keys, which can expose sensitive information such as a user's password.
- Record
GHSA-m528-9cc3-8r9h- Weakness
- CWE-798
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-14099 is a high vulnerability (CVSS 7.5) in Mi Ax1800 Firmware, published April 8, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.59%, the 48th percentile. No source names a fixed version.