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{"bugzilla": {"description": "ldns: heap overread vulnerability via zone file", "id": "2044427", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2044427"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-125", "details": ["When ldns version 1.7.1 verifies a zone file, the ldns_rr_new_frm_str_internal function has a heap out of bounds read vulnerability. An attacker can leak information on the heap by constructing a zone file payload.", "A heap out-of-bounds read flaw was found in ldns, specifically within the ldns_rr_new_frm_str_internal function. This flaw allows an attacker to leak information on the heap by creating a malicious zone file."], "name": "CVE-2020-19860", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "ldns", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "ldns", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "ldns", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "ldns", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2022-01-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-19860\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-19860\nhttps://github.com/NLnetLabs/ldns/issues/50"], "threat_severity": "Moderate"}