CVE-2022-31814

VendornetgateProductpfblockerngDiscoveredSep 5, 2022UpdatedNov 21, 2024

pfSense pfBlockerNG through 2.1.4_26 allows remote attackers to execute arbitrary OS commands as root via shell metacharacters in the HTTP Host header. NOTE: 3.x is unaffected.

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CVSS v3.1

9.8 CRITICAL

EPSS

91.9%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

Related IOCs

seen in the same coverage

EPSS Trend

Aug 16, 2026 → Sep 3, 2026

▲ 4.08pp

87.8% → 91.9% over 2 tracked changes

CVSS v3.1 Detail

Attack VectorNETWORK

Attack ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

ScopeUNCHANGED

ConfidentialityHIGH

IntegrityHIGH

AvailabilityHIGH

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

Connections

2 relationships

CWE-78

source

Timeline

disclosure → media coverage

Sep 5, 2022

Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024

Public PoC (9)

github.com/EvergreenCartoons/SenselessViolence github.com/Madliife0/CVE-2022-31814 github.com/TheUnknownSoul/CVE-2022-31814 github.com/drcayber/RCE github.com/Chocapikk/CVE-2022-31814 github.com/dkstar11q/CVE-2022-31814 github.com/Laburity/CVE-2022-31814 github.com/ArunHAtter/CVE-2022-31814 github.com/sh4den/CVE-2022-31814

Unverified third-party code — review before executing.