CVE-2020-8984: High severity Zend ZendTo vulnerability

Published Mar 24, 2020
·
Updated

lib/NSSDropbox.php in ZendTo prior to 5.22-2 Beta allowed IP address spoofing via the X-Forwarded-For header.

Affected Software

123 affected components
Zend ZendTo=3.10
Zend ZendTo=3.11
Zend ZendTo=3.12
Zend ZendTo=3.13
Zend ZendTo=3.20
Zend ZendTo=3.51
Zend ZendTo=3.52
Zend ZendTo=3.53
Zend ZendTo=3.54
Zend ZendTo=3.55
Zend ZendTo=3.56-2
Zend ZendTo=3.57
Zend ZendTo=3.58
Zend ZendTo=3.59
Zend ZendTo=3.60
Zend ZendTo=3.61
Zend ZendTo=3.62
Zend ZendTo=3.63
Zend ZendTo=3.64
Zend ZendTo=3.65
Zend ZendTo=3.70-2
Zend ZendTo=3.71
Zend ZendTo=3.72
Zend ZendTo=3.73
Zend ZendTo=3.74
Zend ZendTo=3.75
Zend ZendTo=3.90
Zend ZendTo=3.91
Zend ZendTo=3.92
Zend ZendTo=3.93
Zend ZendTo=3.94
Zend ZendTo=4.00
Zend ZendTo=4.01
Zend ZendTo=4.02
Zend ZendTo=4.03-3
Zend ZendTo=4.05-2
Zend ZendTo=4.06-2
Zend ZendTo=4.07-1
Zend ZendTo=4.08-4
Zend ZendTo=4.09-1
Zend ZendTo=4.10-4
Zend ZendTo=4.10-5
Zend ZendTo=4.11-1
Zend ZendTo=4.11-2
Zend ZendTo=4.11-3
Zend ZendTo=4.11-4
Zend ZendTo=4.11-5
Zend ZendTo=4.11-7
Zend ZendTo=4.11-8
Zend ZendTo=4.11-9
Zend ZendTo=4.11-10
Zend ZendTo=4.11-11
Zend ZendTo=4.11-12
Zend ZendTo=4.11-13
Zend ZendTo=4.11-14
Zend ZendTo=4.12-5
Zend ZendTo=4.12-6
Zend ZendTo=4.13-1
Zend ZendTo=4.20-2
Zend ZendTo=4.20-3
Zend ZendTo=4.20-5
Zend ZendTo=4.20-6
Zend ZendTo=4.20-7
Zend ZendTo=4.25-3
Zend ZendTo=4.27-1
Zend ZendTo=4.27-2
Zend ZendTo=4.27-4
Zend ZendTo=4.27-5
Zend ZendTo=4.27-6
Zend ZendTo=4.27-7
Zend ZendTo=4.28-1
Zend ZendTo=4.28-2
Zend ZendTo=5.00-1
Zend ZendTo=5.00-2
Zend ZendTo=5.01-5
Zend ZendTo=5.02-5
Zend ZendTo=5.03-1
Zend ZendTo=5.04-7
Zend ZendTo=5.09-13
Zend ZendTo=5.10-1
Zend ZendTo=5.10-2
Zend ZendTo=5.11-1
Zend ZendTo=5.11-2
Zend ZendTo=5.11-3
Zend ZendTo=5.11-4
Zend ZendTo=5.11-5
Zend ZendTo=5.11-6
Zend ZendTo=5.12-3-beta
Zend ZendTo=5.12-4-beta
Zend ZendTo=5.12-6-beta
Zend ZendTo=5.12-7-beta
Zend ZendTo=5.12-8-beta
Zend ZendTo=5.13-1
Zend ZendTo=5.13-2
Zend ZendTo=5.14-2-beta
Zend ZendTo=5.14-5-beta
Zend ZendTo=5.15-1
Zend ZendTo=5.16-1-beta
Zend ZendTo=5.16-4-beta
Zend ZendTo=5.16-5-beta
Zend ZendTo=5.16-7-beta
Zend ZendTo=5.16-8-beta
Zend ZendTo=5.16.6-beta
Zend ZendTo=5.17-1
Zend ZendTo=5.17-2
Zend ZendTo=5.17-3
Zend ZendTo=5.17-4
Zend ZendTo=5.17-5-beta
Zend ZendTo=5.17-6
Zend ZendTo=5.18-1-beta
Zend ZendTo=5.18-2-beta
Zend ZendTo=5.19-1-production
Zend ZendTo=5.20-1-beta
Zend ZendTo=5.20-2-beta
Zend ZendTo=5.20-3-beta
Zend ZendTo=5.20-5-beta
Zend ZendTo=5.20-6-beta
Zend ZendTo=5.20-7-beta
Zend ZendTo=5.20-8-beta
Zend ZendTo=5.20-9-beta
Zend ZendTo=5.21-1-production
Zend ZendTo=5.21-2-production
Zend ZendTo=5.22-1-beta

Event History

Mar 24, 2020
CVE Published
via MITRE·08:12 PM
Data Sourced
via MITRE·08:12 PM
Description
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2020-8984?

CVE-2020-8984 is classified as a medium severity vulnerability due to its potential for IP address spoofing.

2

How do I fix CVE-2020-8984?

To fix CVE-2020-8984, upgrade your ZendTo installation to version 5.22-2 Beta or later.

3

What does CVE-2020-8984 allow an attacker to do?

CVE-2020-8984 allows an attacker to spoof their IP address via the X-Forwarded-For HTTP header.

4

Which versions of ZendTo are affected by CVE-2020-8984?

CVE-2020-8984 affects all versions of ZendTo prior to 5.22-2 Beta.

5

Is CVE-2020-8984 specific to any particular operating system?

CVE-2020-8984 is not specific to any particular operating system as it impacts the ZendTo application itself.

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.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203