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CVE-2021-33045

The identity authentication bypass vulnerability found in some Dahua products during the login process.

Published
Last modified
published
Listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub

Summary

Some Dahua products are affected by a flaw in their login process that allows attackers to bypass device identity verification. An attacker could gain unauthorized access to the device by sending specially crafted data packets.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

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.

Timeline

  1. CVE published
  2. Added to CISA KEV

    CISA has evidence of exploitation in the wild

  3. CISA remediation deadline

    Due date for US federal agencies to patch

  4. Record last updated
  5. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • n/a Some Dahua IP Camera, Video Intercom, NVR, XVR devices

    Dahua IP Camera devices IPC-HX3XXX, IPC-HX5XXX, and IPC-HUM7XXX Buildtime before May, 2020, Video Intercom devices VTO75X95X, VTO65XXX, and VTH542XH, NVR devices NVR1XXX, NVR2XXX, NVR5XXX, and NVR6XX, XVR devices XVR4xxx, XVR5xxx, and XVR7xxx Buildtime before December, 2019.

References 3

dahuasecurity.com

seclists.org

packetstormsecurity.com