CVE-2020-26034
First published: Mon Dec 28 2020(Updated: )
An account-enumeration issue was discovered in Zammad before 3.4.1. The Create User functionality is implemented in a way that would enable an anonymous user to guess valid user email addresses. The application responds differently depending on whether the input supplied was recognized as associated with a valid user.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zammad Zammad | >=1.0.0<3.4.1 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-26034?
CVE-2020-26034 is an account-enumeration issue discovered in Zammad before 3.4.1.
What is the severity of CVE-2020-26034?
The severity of CVE-2020-26034 is medium with a CVSS score of 4.3.
How does CVE-2020-26034 affect Zammad?
CVE-2020-26034 affects Zammad versions before 3.4.1.
How can an anonymous user exploit CVE-2020-26034?
An anonymous user can exploit CVE-2020-26034 by guessing valid user email addresses and observing the application's response.
Is there a fix for CVE-2020-26034?
Yes, the fix for CVE-2020-26034 is available in Zammad version 3.4.1.
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