What is CVE-2018-20798?

CVE-2018-20798 is a high-severity vulnerability in Netgate Pfsense, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.5/10. Published 2019-03-01.

How severe is CVE-2018-20798?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Netgate Pfsense

CVE-2018-20798

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.

EPSS: 0.014 (70.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Netgate Pfsense — versions 2.4.4
N/a — versions n/a

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

cve@mitre.org (Exploit, Patch, x_refsource_MISC, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2018-20798?: CVE-2018-20798 is a high-severity vulnerability in Netgate Pfsense, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.5/10. Published 2019-03-01.
How severe is CVE-2018-20798?: High severity. CVSS v3 base score is 7.5 out of 10.