CVE-2018-20798

7.5 highEPSS 1.4%

High (7.5) in netgate pfsense. EPSS 1.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.0

7.5 high

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS: 1.4% chance of exploitation in the next 30 days; higher than 72% of CVEs (scores of 2026-10-31)
CWE: CWE-732
Published: 2019-03-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

netgate:pfsense

References

https://redmine.pfsense.org/issues/9223
https://redmine.pfsense.org/issues/9223

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