7.8
CWE
835
Advisory Published
Updated

CVE-2020-5761

First published: Wed Jul 29 2020(Updated: )

Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to CPU exhaustion due to an infinite loop in the TR-069 service. Unauthenticated remote attackers can trigger this case by sending a one character TCP message to the TR-069 service.

Credit: vulnreport@tenable.com

Affected SoftwareAffected VersionHow to fix
Grandstream Ht801 Firmware<=1.0.17.5
Grandstream HT801
Grandstream Ht802 Firmware<=1.0.17.5
Grandstream Ht802
Grandstream Ht812 Firmware<=1.0.17.5
Grandstream Ht812
Grandstream Ht814 Firmware<=1.0.17.5
Grandstream Ht814
Grandstream Ht818 Firmware<=1.0.17.5
Grandstream Ht818
Grandstream Ht813 Firmware<=1.0.17.5
Grandstream Ht813

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Frequently Asked Questions

  • What is the vulnerability ID for this Grandstream firmware vulnerability?

    The vulnerability ID for this Grandstream firmware vulnerability is CVE-2020-5761.

  • What is the severity level of CVE-2020-5761?

    The severity level of CVE-2020-5761 is categorized as high with a severity value of 7.5.

  • How does the vulnerability in the Grandstream HT800 series firmware occur?

    The vulnerability in the Grandstream HT800 series firmware occurs due to an infinite loop in the TR-069 service, leading to CPU exhaustion.

  • How can an attacker exploit CVE-2020-5761?

    An unauthenticated remote attacker can exploit CVE-2020-5761 by sending a one-character TCP message to the TR-069 service.

  • Which versions of the Grandstream HT800 series firmware are affected by CVE-2020-5761?

    The Grandstream HT800 series firmware versions 1.0.17.5 and below are affected by CVE-2020-5761.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203