CVE-2020-14099
CVE-2020-14099 is a high-severity vulnerability in Mi Ax1800 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (44th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-798
- Affected product: Mi Ax1800 Firmware
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2020-14099?
- 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.
- How severe is CVE-2020-14099?
- CVE-2020-14099 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2020-14099 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-14099?
- CVE-2020-14099 primarily affects Mi Ax1800 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-14099?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-14099 published?
- CVE-2020-14099 was published on 2021-04-08 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:mi:ax1800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:mi:rm1800_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Mi Ax1800 Firmware
- CVE-2020-14101 — High (CVSS 7.5): The data collection SDK of the router web management interface caused the leakage of the token. This affects Xiaomi…
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- CVE-2020-14102 — High (CVSS 7.2): There is command injection when ddns processes the hostname, which causes the administrator user to obtain the root…
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