CVE-2022-40624

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.

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

17.11% chance of exploitation in the next 30 days, 97th percentile

Nuclei

critical · CWE-78

Published

2022-12-20

Updated

2025-04-17

Proof-of-concept exploits (1)

• dhammon/pfBlockerNg-CVE-2022-406242★ · 2022-09-15

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-40624.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2021-42948
• CVE-2021-42949
• CVE-2022-40623
• CVE-2022-4063
• CVE-2022-40622
• CVE-2022-40634