Vulnerability Monitor

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CVE-2023-27100

Improper restriction of excessive authentication attempts in the SSHGuard component of Netgate pfSense Plus software v22.05.1 and pfSense CE software v2.6.0 allows attackers to bypass brute force protection mechanisms via crafted web requests.

Published

2023-03-22T23:15:12.350

Last Modified

2025-02-25T22:15:14.217

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

Weaknesses

Type: Primary
CWE-307
Type: Secondary
CWE-307

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	netgate	pfsense_plus	22.05.1	Yes
Application	pfsense	pfsense	2.6.0	Yes

References

http://packetstormsecurity.com/files/171791/pfsenseCE-2.6.0-Protection-Bypass.html ([email protected])
https://docs.netgate.com/downloads/pfSense-SA-23_05.sshguard.asc Vendor Advisory ([email protected])
https://redmine.pfsense.org/issues/13574 Issue Tracking, Patch, Vendor Advisory ([email protected])
http://packetstormsecurity.com/files/171791/pfsenseCE-2.6.0-Protection-Bypass.html (af854a3a-2127-422b-91ae-364da2661108)
https://docs.netgate.com/downloads/pfSense-SA-23_05.sshguard.asc Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://redmine.pfsense.org/issues/13574 Issue Tracking, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://packetstorm.news/files/id/171791 (134c704f-9b21-4f2e-91b3-4a467353bcc0)