CVE-2020-1878

Information disclosure via improper component authentication

Published Mar 20, 2020 · Updated Aug 4, 2024

Improper authentication in Huawei Honor V30 firmware allows attackers to disclose information by loading a malicious application. Huawei states that a target component performs an operation with improper authentication but does not identify the component, interface, or validation error. Exploitation requires the malicious application and a specific operation on an affected device; the reported consequence is information disclosure only.

CVSS severity4.7
Medium
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authentication in Huawei Honor V30 firmware allows attackers to disclose information by loading a malicious application. Huawei states that a target component performs an operation with improper authentication but does not identify the component, interface, or validation error. Exploitation requires the malicious application and a specific operation on an affected device; the reported consequence is information disclosure only.

The record

CVE
CVE-2020-1878
Published
Mar 20, 2020
Updated
Aug 4, 2024
Vendor
Huawei Technologies Co., Ltd.
Product
Honor V30
Classifications
CWE-287, T1204.002
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 20, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=Versions earlier than 10.0.1.152D(C735E152R3P3),Versions earlier than 10.0.1.160(C00E160R4P1)

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Huawei Technologies Co., Ltd. · Honor V30version=Versions earlier than 10.0.1.152D(C735E152R3P3),Versions earlier than 10.0.1.160(C00E160R4P1)

Published CVSS scores

4.4HuaweiCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C
2.1NIST NVDAV:L/AC:L/Au:N/C:P/I:N/A:N
5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
4.7HuaweiCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-287Improper Authentication
T1204.002User Execution: Malicious File

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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