Home/CVE/Some Dahua products with Build time before December 2019 have Session ID predictable vulnerabilities. During normal user
CVE

CVE-2020-9502

Some Dahua products with Build time before December 2019 have Session ID predictable vulnerabilities. During normal user

Some Dahua products with Build time before December 2019 have Session ID predictable vulnerabilities. During normal user access, an attacker can use the predicted Session ID to construct a data packet to attack the device.

CRITICAL · CVSS 9.8 EPSS 0.00604
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-330Use of Insufficiently Random Values
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Affected Products & Versions

20
dahuasecurity sd6al firmware< 2019-12
dahuasecurity sd5a firmware< 2019-12
dahuasecurity sd1a firmware< 2019-12
dahuasecurity ptz1a firmware< 2019-12
dahuasecurity sd50 firmware< 2019-12
dahuasecurity sd52c firmware< 2019-12
dahuasecurity ipc-hx5842h firmware< 2019-12
dahuasecurity ipc-hx7842h firmware< 2019-12
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Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cybersecurity@dahuatech.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 May 2020 · 04:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.dahuasecurity.com/support/cybersecurity/details/777Vendor Advisory
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