Improper authentication in HUAWEI Mate 20;HUAWEI Mate 30 Pro
Priority LOW 21CWE-287Published · Updated
Key facts
- Attack vector
- Physical
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
There is an improper authentication vulnerability in several smartphones. The applock does not perform a sufficient authentication in certain scenarios, successful exploit could allow the attacker to gain certain data of the application which is locked. Affected product versions include:HUAWEI Mate 20 versions Versions earlier than 10.0.0.188(C00E74R3P8);HUAWEI Mate 30 Pro versions Versions earlier than 10.0.0.203(C00E202R7P2).
Why it matters now
EPSS 0.00245 15th percentileScored 2026-11-07
Fix Fixed HUAWEI Mate 20;HUAWEI Mate 30 Pro: 10.0.0.188(C00E74R3P8), 10.0.0.203(C00E202R7P2)
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | HUAWEI Mate 20;HUAWEI Mate 30 Pro | before 10.0.0.188(C00E74R3P8); before 10.0.0.203(C00E202R7P2) | 10.0.0.188(C00E74R3P8), 10.0.0.203(C00E202R7P2) | Patch available | CNA |
- HUAWEI Mate 20;HUAWEI Mate 30 Pro Vendor— Affected before 10.0.0.188(C00E74R3P8); before 10.0.0.203(C00E202R7P2) Fixed in 10.0.0.188(C00E74R3P8), 10.0.0.203(C00E202R7P2) Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:huawei:mate_20_firmware:*:*:*:*:*:*:*:* | before 10.0.0.188\(c00e74r3p8\) | Vulnerable | Huawei |
| cpe:2.3:h:huawei:mate_20:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:mate_30_pro_firmware:*:*:*:*:*:*:*:* | before 10.0.0.203\(c00e202r7p2\) | Vulnerable | Huawei |
| cpe:2.3:h:huawei:mate_30_pro:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
- cpe:2.3:o:huawei:mate_20_firmware:*:*:*:*:*:*:*:* Versions before 10.0.0.188\(c00e74r3p8\) Vulnerable ·Huawei
- cpe:2.3:h:huawei:mate_20:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:mate_30_pro_firmware:*:*:*:*:*:*:*:* Versions before 10.0.0.203\(c00e202r7p2\) Vulnerable ·Huawei
- cpe:2.3:h:huawei:mate_30_pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
Remediation
- Fix · CNA HUAWEI Mate 20;HUAWEI Mate 30 Pro Fixed in 10.0.0.188(C00E74R3P8), 10.0.0.203(C00E202R7P2)
Timeline
- 2026-10-02 Threatist record created from CVE-2020-1794
- 2026-10-03 Alias added: GHSA-4fvr-4264-574g
References
More Huawei Mate 20 Firmware vulnerabilities
- TI-2020-00021 In reassemble_and_dispatch of packet_fragmenter.cc, there is possible out of bounds write… CVSS 3.1HIGH 8.8
- TI-2019-06941 Cryptographic flaw in Bluetooth BR/EDR CVSS 3.1HIGH 8.1
- TI-2020-07388 Buffer overflow in Huawei HONOR 20 PRO CVSS 3.1HIGH 7.8
- TI-2019-03660 Buffer overflow in P30, Mate 20, P30 Pro CVSS 3.1HIGH 7.8
- TI-2020-07324 Buffer overflow in HUAWEI Mate 20 CVSS 3.1HIGH 8.0
- TI-2020-07385 HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8);HUAWEI Mate 20 Pro… CVSS 3.1MEDIUM 6.8
Sources
- CVE-2020-1794 · CVE Program
- CVE-2020-1794 · NVD
- FIRST EPSS
- GHSA-4fvr-4264-574g · GitHub Advisory Database · CC BY 4.0
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