CVE-2011-4197 affects pfSense versions prior to 2.0.1, specifically within its PKI implementation. The vulnerability stems from the incorrect assignment of a "true" value to the CA basic constraint for all generated X.509 certificates. This flaw carries a CVSS score of 7.5, indicating a high severity due to its network-exploitable nature, low attack complexity, and potential for partial compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.0CPE matchmatch criteria | cpe:2.3:a:pfsense:pfsense:*:*:*:*:*:*:*:* | ||
1.0.xCPE matchmatch criteria | cpe:2.3:a:pfsense:pfsense:1.0.x:*:*:*:*:*:*:* | ||
1.2.1CPE matchmatch criteria | cpe:2.3:a:pfsense:pfsense:1.2.1:*:*:*:*:*:*:* | ||
1.2.2CPE matchmatch criteria | cpe:2.3:a:pfsense:pfsense:1.2.2:*:*:*:*:*:*:* | ||
1.2.3CPE matchmatch criteria | cpe:2.3:a:pfsense:pfsense:1.2.3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.