{"id":"CVE-2026-102057","revision":"59c69ea12a0e40128bfec6fd3d89406a","records":[{"revision":"59c69ea12a0e40128bfec6fd3d89406a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-102057","aliases":[],"title":"Junos OS: An attacker causes DHCP service disruption during DHCP client operation","description":"A Stack-based Buffer Overflow vulnerability in the jdhcpd process of Juniper Networks Junos OS allows an unauthenticated adjacent attacker to cause a denial of service via a DHCP client response. The issue affects DHCP client operation and can interrupt related DHCP, relay, and zero-touch-provisioning services.","state":0,"publishedAt":"2026-10-14T16:55:05.633+00:00","modifiedAt":"2026-10-14T20:26:09.155+00:00","affected":[{"ecosystem":"Vendor product","name":"Junos OS","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"product\": \"Junos OS\",\n                    \"vendor\": \"Juniper Networks\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"23.2R2-S7.7\",\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"lessThan\": \"23.4R2-S8.13\",\n                            \"status\": \"affected\",\n                            \"version\": \"23.4\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"lessThan\": \"24.2R2-S5.5\",\n                            \"status\": \"affected\",\n                            \"version\": \"24.2\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"lessThan\": \"24.4R2-S5\",\n                            \"status\": \"affected\",\n                            \"version\": \"24.4\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"lessThan\": \"25.2R2-S2\",\n                            \"status\": \"affected\",\n                            \"version\": \"25.2\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"lessThan\": \"25.4R1-S3\",\n                            \"status\": \"affected\",\n                            \"version\": \"25.4\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"lessThan\": \"26.2R1-S2\",\n                            \"status\": \"affected\",\n                            \"version\": \"26.2\",\n                            \"versionType\": \"custom\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"},{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M","score":8.7,"severity":"HIGH"}],"references":["https://supportportal.juniper.net/JSA112188"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-102057","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-102057","identifiers":["CVE-2026-102057"]},"retained":false,"historicalAffected":[]}],"coverage":[]}