There is a logic error vulnerability in several smartphones.
Priority LOW 12Published · Updated
Key facts
- Attack vector
- Physical
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
There is a logic error vulnerability in several smartphones. The software does not properly restrict certain operation when the Digital Balance function is on. Successful exploit could allow the attacker to bypass the Digital Balance limit after a series of operations.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 0.00214 11th 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-2020-1795
- 2026-10-03 Alias added: GHSA-96h3-m8gx-3ghg
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-2020-1795 · CVE Program
- CVE-2020-1795 · NVD
- FIRST EPSS
- GHSA-96h3-m8gx-3ghg · GitHub Advisory Database · CC BY 4.0
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