CVE-2018-20798
First published: Fri Mar 01 2019(Updated: )
The expiretable configuration in pfSense 2.4.4_1 establishes block durations that are incompatible with the block durations implemented by sshguard, which might make it easier for attackers to bypass intended access restrictions.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netgate pfSense | =2.4.4-p1 |
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Reference Links
Frequently Asked Questions
What is CVE-2018-20798?
CVE-2018-20798 is a vulnerability that affects pfSense 2.4.4_1 and allows attackers to bypass access restrictions.
How does CVE-2018-20798 impact pfSense?
CVE-2018-20798 establishes block durations that are incompatible with sshguard's block durations, making it easier for attackers to bypass access restrictions.
What is the severity of CVE-2018-20798?
CVE-2018-20798 has a severity rating of 7.5 (high).
How can I fix CVE-2018-20798?
To fix CVE-2018-20798, upgrade pfSense to version 2.4.4-p1 or newer.
Where can I find more information about CVE-2018-20798?
You can find more detailed information about CVE-2018-20798 at the following reference: https://redmine.pfsense.org/issues/9223
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