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CVE-2020-1795

LOW
2.4
CVSS Score
Published: March 20, 2020 at 02:47 PM UTC
Updated: June 17, 2026 at 03:02 AM UTC
4 products affected across 1 vendorMate 20 FirmwareMate 30 Pro FirmwareMate 20

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Severity
LOW2.4
Exploit prediction
EPSS 0.2%

Description

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).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mate 20 Firmware· Huawei
95%
v < 10.0.0.188(c00e74r3p8)
Affected range stops below 10.0.0.188(c00e74r3p8), so it looks safe — our inference, not a vendor statement
huawei-mate-20 (same device)
Mate 30 Pro Firmware· Huawei
95%
v < 10.0.0.203(c00e202r7p2)
Affected range stops below 10.0.0.203(c00e202r7p2), so it looks safe — our inference, not a vendor statement
huawei-mate-30-pro (same device)
Mate 20· Huawei
60%
v < 10.0.0.188v < 10.0.0.203
Affected range stops below 10.0.0.188, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.0.203, so it looks safe — our inference, not a vendor statement
Mate 30 Pro· Huawei
60%
v < 10.0.0.188v < 10.0.0.203
Affected range stops below 10.0.0.188, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.0.203, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200318-04-smartphone-en

CVSS

2.4LOW[email protected]
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-Other

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