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UnrealIRCd

Records8All Threatist records
Exploited (KEV)0None in CISA KEV
CVSS critical0CVSS 9.0–10.0
CVSS high4CVSS 7.0–8.9

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UnrealIRCd records in CISA KEV

No UnrealIRCd vulnerabilities are listed in CISA KEV.

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8 records

Priority MEDIUM 44

The webserver in UnrealIRCd 6.0.5 through 6.2.6 before 6.2.7 does not limit the number of HTTP request headers, which allows remote attackers to cause a denial of service (memory consumption and unresponsive server) via…

CVSS 4.0HIGH 8.7 Network No auth No interaction EPSS 0.00582 Published 2026-09-13 Fixed in 6.2.7 CWE-770
Priority LOW 25

UnrealIRCd 4.0.13 and earlier creates a PID file after dropping privileges to a non-root account, which might allow local users to kill arbitrary processes by leveraging access to this non-root account for PID file modif…

CVSS 3.0MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00284 Published 2017-08-23 No fix listed CWE-665
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