Vulnerability Details : 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.
Products affected by CVE-2018-20798
- cpe:2.3:a:netgate:pfsense:2.4.4:p1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-20798
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 37 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-20798
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2018-20798
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-20798
-
https://redmine.pfsense.org/issues/9223
Bug #9223: SSHGUARD doesn't work as expected - pfSense - pfSense bugtrackerExploit;Issue Tracking;Patch;Vendor Advisory
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