CVE-2022-40624

high-risk
Published 2022-12-20

pfSense pfBlockerNG through 2.1.4_27 allows remote attackers to execute arbitrary OS commands as root via the HTTP Host header, a different vulnerability than CVE-2022-31814.

Do I need to act?

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84.7% chance of exploitation in next 30 days
EPSS score — higher than 15% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Pfsense

References (6)

Vendor Advisory https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html
Exploit https://github.com/dhammon/pfBlockerNg-CVE-2022-40624
Broken Link https://github.com/dhammon/pfBlockerNg-RCE
Vendor Advisory https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html
Exploit https://github.com/dhammon/pfBlockerNg-CVE-2022-40624
Broken Link https://github.com/dhammon/pfBlockerNg-RCE
57
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 20/34 · Moderate
Exposure 5/34 · Minimal