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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. Affects ISC DHCP 4.1.0 to 4.1-ESV-R15, 4.2.0 to 4.2.8, 4.3.0 to 4.3.6. Older versions may also be affected but are well beyond their end-of-life (EOL). Releases prior to 4.1.0 have not been tested.
Use CWE-400, Isc vendor hub and Dhcp product page to widen CVE-2017-3144 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2018-5732, CVE-2018-5733 and CVE-2021-25217 for nearby disclosures in the same product family.