{"id":"CVE-2020-24335","details":"An issue was discovered in uIP through 1.0, as used in Contiki and Contiki-NG. Domain name parsing lacks bounds checks, allowing an attacker to corrupt memory with crafted DNS packets.","modified":"2026-03-15T14:38:35.080988Z","published":"2021-02-02T07:15:13.833Z","references":[{"type":"ADVISORY","url":"https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01"},{"type":"ADVISORY","url":"https://www.kb.cert.org/vuls/id/815128"},{"type":"PACKAGE","url":"https://github.com/adamdunkels/uip"},{"type":"PACKAGE","url":"https://github.com/contiki-ng/contiki-ng"},{"type":"PACKAGE","url":"https://github.com/contiki-os/contiki"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/adamdunkels/uip","events":[{"introduced":"0"},{"last_affected":"a49def743f6e5c7d0c0f2d724f0b8e0c563a4a37"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"1.0"}]}}],"versions":["uip-0-5","uip-0-6","uip-0-9","uip-1-0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24335.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}