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{"bugzilla": {"description": "krb5: integer overflow in dbentry->n_key_data in kadmin/dbutil/dump.c", "id": "1535554", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1535554"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.3", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-190", "details": ["An issue was discovered in MIT Kerberos 5 (aka krb5) through 1.16. There is a variable \"dbentry->n_key_data\" in kadmin/dbutil/dump.c that can store 16-bit data but unknowingly the developer has assigned a \"u4\" variable to it, which is for 32-bit data. An attacker can use this vulnerability to affect other artifacts of the database as we know that a Kerberos database dump file contains trusted data."], "name": "CVE-2018-5709", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:jboss_core_services:1", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat JBoss Core Services"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat JBoss Enterprise Web Server 2"}], "public_date": "2018-01-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-5709\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-5709"], "statement": "This is essentially an integer truncation issue, and not an integer overflow. We have determined that this should not affect any other data allocated close to the 16-bit integer in question \"dbentry-> n_key_data\". Red Hat Product Security does not consider this issue as a security flaw."}