CVE-2020-36871Public exploitNetwork attack vector

Credential disclosure via unauthenticated configuration backup

Published Nov 26, 2025 · Updated Apr 7, 2026

Information disclosure in ESCAM QD900 WiFi HD Camera 0 allows remote attackers to download its configuration backup. The /web/cgi-bin/hi3510/backup.cgi handler serves a gzip-compressed configuration file without checking authentication or authorization. Network access to the camera is sufficient to retrieve administrative credentials and sensitive device settings, with no reported write or service-interruption impact.

CVSS severity8.7
High
EPSS probability0.65%
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 ESCAM QD900 WiFi HD Camera 0 allows remote attackers to download its configuration backup. The /web/cgi-bin/hi3510/backup.cgi handler serves a gzip-compressed configuration file without checking authentication or authorization. Network access to the camera is sufficient to retrieve administrative credentials and sensitive device settings, with no reported write or service-interruption impact.

The record

CVE
CVE-2020-36871
Published
Nov 26, 2025
Updated
Apr 7, 2026
Vendor
ESCAM
Product
ESCAM QD900 WiFi HD Camera
Classifications
CWE-306, T1552.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 26, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 7, 2026Record 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=0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

ESCAM · ESCAM QD900 WiFi HD Cameraversion=0

Published CVSS scores

8.7VulnCheckCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA: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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-306Missing Authentication for Critical Function
T1552.001Unsecured Credentials: Credentials In Files

Public exploit references

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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