ID de Prueba:	1.3.6.1.4.1.25623.1.1.10.2021.0301
Categoría:	Mageia Linux Local Security Checks
Título:	Mageia: Security Advisory (MGASA-2021-0301)
Resumen:	The remote host is missing an update for the 'nginx' package(s) announced via the MGASA-2021-0301 advisory.
Descripción:	Summary: The remote host is missing an update for the 'nginx' package(s) announced via the MGASA-2021-0301 advisory. Vulnerability Insight: A flaw was found in nginx. An off-by-one error while processing DNS responses allows a network attacker to write a dot character out of bounds in a heap allocated buffer which can allow overwriting the least significant byte of next heap chunk metadata likely leading to a remote code execution in certain circumstances. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability (CVE-2021-23017). Affected Software/OS: 'nginx' package(s) on Mageia 7, Mageia 8. Solution: Please install the updated package(s). CVSS Score: 6.8 CVSS Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Referencia Cruzada:	Common Vulnerability Exposure (CVE) ID: CVE-2021-23017 https://security.netapp.com/advisory/ntap-20210708-0006/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7SFVYHC7OXTEO4SMBWXDVK6E5IMEYMEE/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNKOP2JR5L7KCIZTJRZDCUPJTUONMC5I/ http://packetstormsecurity.com/files/167720/Nginx-1.20.0-Denial-Of-Service.html http://mailman.nginx.org/pipermail/nginx-announce/2021/000300.html https://support.f5.com/csp/article/K12331123, https://www.oracle.com/security-alerts/cpuapr2022.html https://www.oracle.com/security-alerts/cpujan2022.html https://www.oracle.com/security-alerts/cpuoct2021.html https://lists.apache.org/thread.html/r6fc5c57b38e93e36213e9a18c8a4e5dbd5ced1c7e57f08a1735975ba@%3Cnotifications.apisix.apache.org%3E https://lists.apache.org/thread.html/r37e6b2165f7c910d8e15fd54f4697857619ad2625f56583802004009@%3Cnotifications.apisix.apache.org%3E https://lists.apache.org/thread.html/r4d4966221ca399ce948ef34884652265729d7d9ef8179c78d7f17e7f@%3Cnotifications.apisix.apache.org%3E https://lists.apache.org/thread.html/rf318aeeb4d7a3a312734780b47de83cefb7e6995da0b2cae5c28675c@%3Cnotifications.apisix.apache.org%3E https://lists.apache.org/thread.html/rf232eecd47fdc44520192810560303073cefd684b321f85e311bad31@%3Cnotifications.apisix.apache.org%3E
Copyright	Copyright (C) 2022 Greenbone AG

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