{ "schema_version": "1.4.0", "id": "GHSA-g85v-4g67-6899", "modified": "2022-05-24T17:36:11Z", "published": "2022-05-24T17:36:11Z", "aliases": [ "CVE-2020-24340" ], "details": "An issue was discovered in picoTCP and picoTCP-NG through 1.7.0. The code that processes DNS responses in pico_mdns_handle_data_as_answers_generic() in pico_mdns.c does not check whether the number of answers/responses specified in a DNS packet header corresponds to the response data available in the packet, leading to an out-of-bounds read, invalid pointer dereference, and Denial-of-Service.", "severity": [], "affected": [], "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-24340" }, { "type": "WEB", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01" }, { "type": "WEB", "url": "https://www.kb.cert.org/vuls/id/815128" } ], "database_specific": { "cwe_ids": [ "CWE-125" ], "severity": "HIGH", "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2020-12-11T23:15:00Z" } }