CVE-2021-33045

critical-risk
Published 2021-09-15

The identity authentication bypass vulnerability found in some Dahua products during the login process. Attackers can bypass device identity authentication by constructing malicious data packets.

Do I need to act?

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94.1% chance of exploitation in next 30 days
EPSS score — higher than 6% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (19)

Affected Vendors

Dahuasecurity

References (7)

Exploit http://packetstormsecurity.com/files/164423/Dahua-Authentication-Bypass.html
Exploit http://seclists.org/fulldisclosure/2021/Oct/13
Vendor Advisory https://www.dahuasecurity.com/support/cybersecurity/details/957
Exploit http://packetstormsecurity.com/files/164423/Dahua-Authentication-Bypass.html
Exploit http://seclists.org/fulldisclosure/2021/Oct/13
Vendor Advisory https://www.dahuasecurity.com/support/cybersecurity/details/957
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-...
78
/ 100
critical-risk
Severity 32/34 · Critical
Exploitability 27/34 · High
Exposure 19/34 · Moderate