CVE-2021-37055Network attack vector

Unauthenticated device information disclosure via logic bypass

Published Dec 7, 2021 · Updated Aug 4, 2024

Logic bypass in Huawei EMUI 10.1.1 and 11.0.0 allows remote attackers to obtain certain device information over a network. Huawei has not disclosed the affected component or the logic error that processes attacker-controlled input. Exploitation requires no authentication or user interaction and is limited to unspecified device information, with no published integrity or availability impact.

CVSS severity5.3
Medium
EPSS probability0.60%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Logic bypass in Huawei EMUI 10.1.1 and 11.0.0 allows remote attackers to obtain certain device information over a network. Huawei has not disclosed the affected component or the logic error that processes attacker-controlled input. Exploitation requires no authentication or user interaction and is limited to unspecified device information, with no published integrity or availability impact.

The record

CVE
CVE-2021-37055
Published
Dec 7, 2021
Updated
Aug 4, 2024
Vendor
MindSpore
Product
EMUI
Classifications
Unavailable
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 7, 2021CVE 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=10.1.1
  2. Affected versionversion=11.0.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

MindSpore · EMUIversion=10.1.1; version=11.0.0

Published CVSS scores

5.3NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
5.0NVDAV:N/AC:L/Au:N/C:P/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)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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