7.2
CWE
434
Advisory Published
Updated

CVE-2021-3277: Malicious File Upload

First published: Mon Jun 07 2021(Updated: )

Nagios XI 5.7.5 and earlier allows authenticated admins to upload arbitrary files due to improper validation of the rename functionality in custom-includes component, which leads to remote code execution by uploading php files.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Nagios Nagios XI<=5.7.5

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?

    The vulnerability ID is CVE-2021-3277.

  • What is the severity of CVE-2021-3277?

    The severity of CVE-2021-3277 is high with a severity score of 7.2.

  • What is the affected software?

    The affected software is Nagios XI version 5.7.5 and earlier.

  • How does CVE-2021-3277 allow remote code execution?

    CVE-2021-3277 allows remote code execution by allowing authenticated admins to upload arbitrary files due to improper validation of the rename functionality in the custom-includes component, which can lead to the execution of uploaded PHP files.

  • Is there a fix available for CVE-2021-3277?

    Yes, upgrading Nagios XI to a version beyond 5.7.5 will fix the vulnerability.

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.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203