Critical severity9.8NVD Advisory· Published Mar 22, 2023· Updated Jun 17, 2026
CVE-2023-27100
CVE-2023-27100
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- cpe:2.3:a:netgate:pfsense_plus:22.05.1:*:*:*:*:*:*:*
- Netgate/SSHGuard component of pfSense Plus and pfSense CEdescription
Patches
Vulnerability mechanics
References
4- redmine.pfsense.org/issues/13574nvdIssue TrackingPatchVendor Advisory
- docs.netgate.com/downloads/pfSense-SA-23_05.sshguard.ascnvdVendor Advisory
- packetstormsecurity.com/files/171791/pfsenseCE-2.6.0-Protection-Bypass.htmlnvd
- packetstorm.news/files/id/171791nvd
News mentions
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