CVE-2020-1857

Authenticated information disclosure via undisclosed data processing

Published Feb 17, 2020 · Updated Aug 4, 2024

Information disclosure in Huawei NIP6800, Secospace USG6600, and USG9500 allows local users to read sensitive data. Huawei attributes the flaw to improper data processing but has not disclosed the affected component, input, or erroneous operation. Exploitation requires authenticated access to the device and a series of local operations; no integrity or availability impact is reported.

CVSS severity5.5
Medium
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Huawei NIP6800, Secospace USG6600, and USG9500 allows local users to read sensitive data. Huawei attributes the flaw to improper data processing but has not disclosed the affected component, input, or erroneous operation. Exploitation requires authenticated access to the device and a series of local operations; no integrity or availability impact is reported.

The record

CVE
CVE-2020-1857
Published
Feb 17, 2020
Updated
Aug 4, 2024
Vendor
Huawei Technologies Co., Ltd.
Product
USG9500
Classifications
T1005
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 17, 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=V500R001C30SPC200
  2. Affected versionversion=V500R001C30SPC600
  3. Affected versionversion=V500R001C60SPC500
  4. Affected versionversion=V500R005C00SPC100

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Huawei Technologies Co., Ltd. · USG9500version=V500R001C30SPC200; version=V500R001C30SPC600; version=V500R001C60SPC500; version=V500R005C00SPC100
Huawei Technologies Co., Ltd. · NIP6800version=V500R001C30; version=V500R001C60SPC500; version=V500R005C00SPC100
Huawei Technologies Co., Ltd. · Secospace USG6600version=V500R001C30SPC200; version=V500R001C30SPC600; version=V500R001C60SPC500; version=V500R005C00SPC100

Published CVSS scores

5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
2.1NIST NVDAV:L/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.

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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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1005Data from Local System

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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