
CVE-2023-31419 – Elasticsearch StackOverflow vulnerability
https://notcve.org/view.php?id=CVE-2023-31419
22 Sep 2023 — A flaw was discovered in Elasticsearch, affecting the _search API that allowed a specially crafted query string to cause a Stack Overflow and ultimately a Denial of Service. Se descubrió una falla en Elasticsearch que afectaba a la API _search y permitía que una cadena de consulta especialmente manipulada provocara un desbordamiento de pila y, en última instancia, una denegación de servicio. • https://packetstorm.news/files/id/174807 • CWE-121: Stack-based Buffer Overflow CWE-787: Out-of-bounds Write •

CVE-2022-23708
https://notcve.org/view.php?id=CVE-2022-23708
03 Mar 2022 — A flaw was discovered in Elasticsearch 7.17.0’s upgrade assistant, in which upgrading from version 6.x to 7.x would disable the in-built protections on the security index, allowing authenticated users with “*” index permissions access to this index. Se ha detectado un fallo en el asistente de actualización de Elasticsearch versión 7.17.0, en el que la actualización de la versión 6.x a 7.x deshabilitaba las protecciones incorporadas en el índice de seguridad, permitiendo a usuarios autenticados con permisos ... • https://discuss.elastic.co/t/elastic-stack-7-17-1-security-update/298447 • CWE-264: Permissions, Privileges, and Access Controls •

CVE-2021-22147
https://notcve.org/view.php?id=CVE-2021-22147
15 Sep 2021 — Elasticsearch before 7.14.0 did not apply document and field level security to searchable snapshots. This could lead to an authenticated user gaining access to information that they are unauthorized to view. Elasticsearch versiones anteriores a 7.14.0, no aplicaba la seguridad a nivel de documento y de campo a las instantáneas con capacidad de búsqueda. Esto podía conllevar a que un usuario autenticado consiguiera acceso a información que no estaba autorizado a visualizar • https://discuss.elastic.co/t/elastic-stack-7-14-0-security-update/280344 • CWE-732: Incorrect Permission Assignment for Critical Resource CWE-862: Missing Authorization •

CVE-2021-22144
https://notcve.org/view.php?id=CVE-2021-22144
26 Jul 2021 — In Elasticsearch versions before 7.13.3 and 6.8.17 an uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser. A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that will crash the Elasticsearch node. En Elasticsearch versiones anteriores a 7.13.3 y la 6.8.17, se ha identificado una vulnerabilidad de recursión no controlada que podía conllevar a un ataque de denegación de servici... • https://discuss.elastic.co/t/elasticsearch-7-13-3-and-6-8-17-security-update/278100 • CWE-674: Uncontrolled Recursion •

CVE-2021-22146 – Elasticsearch ECE 7.13.3 - Anonymous Database Dump
https://notcve.org/view.php?id=CVE-2021-22146
21 Jul 2021 — All versions of Elastic Cloud Enterprise has the Elasticsearch “anonymous” user enabled by default in deployed clusters. While in the default setting the anonymous user has no permissions and is unable to successfully query any Elasticsearch APIs, an attacker could leverage the anonymous user to gain insight into certain details of a deployed cluster. Todas las versiones de Elastic Cloud Enterprise presentan el usuario "anonymous" de Elasticsearch habilitado por defecto en los clusters desplegados. Mientras... • https://packetstorm.news/files/id/163655 •

CVE-2021-22145 – ElasticSearch 7.13.3 - Memory disclosure
https://notcve.org/view.php?id=CVE-2021-22145
21 Jul 2021 — A memory disclosure vulnerability was identified in Elasticsearch 7.10.0 to 7.13.3 error reporting. A user with the ability to submit arbitrary queries to Elasticsearch could submit a malformed query that would result in an error message returned containing previously used portions of a data buffer. This buffer could contain sensitive information such as Elasticsearch documents or authentication details. Se ha identificado una vulnerabilidad de divulgación de memoria en los informes de errores de Elasticsea... • https://packetstorm.news/files/id/181017 • CWE-209: Generation of Error Message Containing Sensitive Information •

CVE-2021-22137 – elasticsearch: Document disclosure flaw when Document or Field Level Security is used
https://notcve.org/view.php?id=CVE-2021-22137
13 May 2021 — In Elasticsearch versions before 7.11.2 and 6.8.15 a document disclosure flaw was found when Document or Field Level Security is used. Search queries do not properly preserve security permissions when executing certain cross-cluster search queries. This could result in the search disclosing the existence of documents the attacker should not be able to view. This could result in an attacker gaining additional insight into potentially sensitive indices. En Elasticsearch versiones anteriores a 7.11.2 y la 6.8.... • https://discuss.elastic.co/t/elastic-stack-7-12-0-and-6-8-15-security-update/268125 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-281: Improper Preservation of Permissions •

CVE-2021-22135 – elasticsearch: Document disclosure flaw in the Elasticsearch suggester
https://notcve.org/view.php?id=CVE-2021-22135
13 May 2021 — Elasticsearch versions before 7.11.2 and 6.8.15 contain a document disclosure flaw was found in the Elasticsearch suggester and profile API when Document and Field Level Security are enabled. The suggester and profile API are normally disabled for an index when document level security is enabled on the index. Certain queries are able to enable the profiler and suggester which could lead to disclosing the existence of documents and fields the attacker should not be able to view. Elasticsearch versiones anter... • https://discuss.elastic.co/t/elastic-stack-7-12-0-and-6-8-15-security-update/268125 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •

CVE-2021-22134
https://notcve.org/view.php?id=CVE-2021-22134
08 Mar 2021 — A document disclosure flaw was found in Elasticsearch versions after 7.6.0 and before 7.11.0 when Document or Field Level Security is used. Get requests do not properly apply security permissions when executing a query against a recently updated document. This affects documents that have been updated and not yet refreshed in the index. This could result in the search disclosing the existence of documents and fields the attacker should not be able to view. Se encontró un fallo en una divulgación de documento... • https://discuss.elastic.co/t/elastic-stack-7-11-0-security-update/265835 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-863: Incorrect Authorization •

CVE-2020-7021
https://notcve.org/view.php?id=CVE-2020-7021
10 Feb 2021 — Elasticsearch versions before 7.10.0 and 6.8.14 have an information disclosure issue when audit logging and the emit_request_body option is enabled. The Elasticsearch audit log could contain sensitive information such as password hashes or authentication tokens. This could allow an Elasticsearch administrator to view these details. Las versiones de Elasticsearch versiones anteriores a 7.10.0 y 6.8.14, presentan un problema de divulgación de información cuando se habilita el registro de auditoría y la opción... • https://discuss.elastic.co/t/elastic-stack-7-11-0-and-6-8-14-security-update/263915 • CWE-532: Insertion of Sensitive Information into Log File •