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Threatist priority CRITICAL 0 HIGH 1 MEDIUM 1 LOW 0

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 1 Partial 1 Will not fix 0 Deferred 0 No fix listed 0

Impact type Code execution 0 Privilege escalation 0 Security bypass 0 Information disclosure 0 Tampering 0 Denial of service 2 Spoofing 0 Cross-site scripting 0 SQL injection 0

Attack vector Network 2 Adjacent network 0 Local 0 Physical 0

Requirements No authentication 2 No user interaction 2

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Weakness (CWE) CWE-190 Integer Overflow or Wraparound 1 CWE-400 Uncontrolled Resource Consumption 1

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Advisory: ISC DHCP — DSA-4133 × Clear all filters

TI-2018-04140 CVE-2018-5733 · GHSA-6f7q-j62j-5545

A malicious client can overflow a reference counter in ISC dhcpd

Priority MEDIUM 52

A malicious client which is allowed to send very large amounts of traffic (billions of packets) to a DHCP server can eventually overflow a 32-bit reference counter, potentially causing dhcpd to crash.

CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.20242 · Published 2019-01-16 · Partial fix CWE-190

TI-2017-02364 CVE-2017-3144 · GHSA-4wqw-h6w8-f8qg

Failure to properly clean up closed OMAPI connections can exhaust available sockets

Priority HIGH 71

A vulnerability stemming from failure to properly clean up closed OMAPI connections can lead to exhaustion of the pool of socket descriptors available to the DHCP server.

CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.72724 · Published 2019-01-16 · Fixed CWE-400

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