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An unauthenticated attacker who could trigger parsing of the krb principal key could cause the IPA server to crash or in some conditions, cause arbitrary code to be executed on the server hosting the IPA server."}, {"lang": "es", "value": "Se encontr\u00f3 un fallo en IPA, todas las versiones 4.6.x anteriores a la versi\u00f3n 4.6.7, todas las versiones 4.7.x anteriores a la 4.7.4 y todas las versiones 4.8.x anteriores a 4.8.3, en la manera en que la API de procesamiento por lotes de FreeIPA registr\u00f3 operaciones. Esto inclu\u00eda pasar contrase\u00f1as de usuario en texto sin cifrar en los maestros de FreeIPA. El procesamiento por lotes de comandos con contrase\u00f1as como argumentos u opciones no se realiza por defecto en FreeIPA, pero es posible mediante componentes de terceros. 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{"acknowledgement": "Red Hat would like to thank Todd Lipcon (Cloudera) for reporting this issue.", "affected_release": [{"advisory": "RHSA-2020:0378", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "ipa-0:4.6.5-11.el7_7.4", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-02-04T00:00:00Z"}, {"advisory": "RHBA-2019:4268", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "idm:DL1-8010020191127093529.6573b795", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2019-12-17T00:00:00Z"}, {"advisory": "RHSA-2020:1269", "cpe": "cpe:/a:redhat:rhel_e4s:8.0", "package": "idm:DL1-8000020200217171713.2874843d", "product_name": "Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions", "release_date": "2020-04-01T00:00:00Z"}], "bugzilla": {"description": "ipa: Denial of service in IPA server due to wrong use of ber_scanf()", "id": "1766920", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1766920"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "(CWE-94|CWE-400)", "details": ["A flaw was found in IPA, all 4.6.x versions before 4.6.7, all 4.7.x versions before 4.7.4 and all 4.8.x versions before 4.8.3, in the way the internal function ber_scanf() was used in some components of the IPA server, which parsed kerberos key data. An unauthenticated attacker who could trigger parsing of the krb principal key could cause the IPA server to crash or in some conditions, cause arbitrary code to be executed on the server hosting the IPA server.", "A flaw was found in the way the internal function ber_scanf() was used in some components of the IPA server, which parsed kerberos key data. An unauthenticated attacker who could trigger parsing of the krb principal key could cause the IPA server to crash or in some conditions, cause arbitrary code to be executed on the server hosting the IPA server."], "name": "CVE-2019-14867", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "ipa", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Not affected", "package_name": "redhat-virtualization-host", "product_name": "Red Hat Virtualization 4"}], "public_date": "2019-08-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-14867\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-14867\nhttps://www.freeipa.org/page/Releases/4.6.7\nhttps://www.freeipa.org/page/Releases/4.7.4\nhttps://www.freeipa.org/page/Releases/4.8.3"], "statement": "This flaw can be exploited by an unauthenticated attacker (PR:N) who could create a specially crafted \"krbPrincipalKey\" and send it to the IPA server (AV:N). The attack is relatively easy to conduct (AC:L), since all the attacker requires is a string which is long enough to write beyond the limits of the buffer on the stack. User interaction is required for the attack (UI:N). End result in a crash in the IPA server causing denial of service or in some conditions may also result in remote code execution with the permissions of the user running the IPA server (CIA:H).", "threat_severity": "Important", "upstream_fix": "FreeIPA 4.6.7, FreeIPA 4.7.4, FreeIPA 4.8.3"}