ID de Prueba:	1.3.6.1.4.1.25623.1.0.883390
Categoría:	CentOS Local Security Checks
Título:	CentOS: Security Advisory for firefox (CESA-2021:4116)
Resumen:	The remote host is missing an update for the 'firefox'; package(s) announced via the CESA-2021:4116 advisory.
Descripción:	Summary: The remote host is missing an update for the 'firefox' package(s) announced via the CESA-2021:4116 advisory. Vulnerability Insight: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.3.0 ESR. Security Fix(es): * Mozilla: Use-after-free in HTTP2 Session object * Mozilla: Memory safety bugs fixed in Firefox 94 and Firefox ESR 91.3 * Mozilla: iframe sandbox rules did not apply to XSLT stylesheets (CVE-2021-38503) * Mozilla: Use-after-free in file picker dialog (CVE-2021-38504) * Mozilla: Firefox could be coaxed into going into fullscreen mode without notification or warning (CVE-2021-38506) * Mozilla: Opportunistic Encryption in HTTP2 could be used to bypass the Same-Origin-Policy on services hosted on other ports (CVE-2021-38507) * Mozilla: Permission Prompt could be overlaid, resulting in user confusion and potential spoofing (CVE-2021-38508) * Mozilla: Javascript alert box could have been spoofed onto an arbitrary domain (CVE-2021-38509) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Affected Software/OS: 'firefox' package(s) on CentOS 7. Solution: Please install the updated package(s). CVSS Score: 7.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Referencia Cruzada:	Common Vulnerability Exposure (CVE) ID: CVE-2021-38503 Debian Security Information: DSA-5026 (Google Search) https://www.debian.org/security/2021/dsa-5026 Debian Security Information: DSA-5034 (Google Search) https://www.debian.org/security/2022/dsa-5034 https://security.gentoo.org/glsa/202202-03 https://security.gentoo.org/glsa/202208-14 https://bugzilla.mozilla.org/show_bug.cgi?id=1729517 https://www.mozilla.org/security/advisories/mfsa2021-48/ https://www.mozilla.org/security/advisories/mfsa2021-49/ https://www.mozilla.org/security/advisories/mfsa2021-50/ https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html Common Vulnerability Exposure (CVE) ID: CVE-2021-38504 https://bugzilla.mozilla.org/show_bug.cgi?id=1730156 Common Vulnerability Exposure (CVE) ID: CVE-2021-38506 https://bugzilla.mozilla.org/show_bug.cgi?id=1730750 Common Vulnerability Exposure (CVE) ID: CVE-2021-38507 https://bugzilla.mozilla.org/show_bug.cgi?id=1730935 Common Vulnerability Exposure (CVE) ID: CVE-2021-38508 https://bugzilla.mozilla.org/show_bug.cgi?id=1366818 Common Vulnerability Exposure (CVE) ID: CVE-2021-38509 https://bugzilla.mozilla.org/show_bug.cgi?id=1718571
Copyright	Copyright (C) 2021 Greenbone Networks GmbH

Esta es sólo una de 145615 pruebas de vulnerabilidad en nuestra serie de pruebas. Encuentre más sobre cómo ejecutar una auditoría de seguridad completa. Para ejecutar una prueba gratuita de esta vulnerabilidad contra su sistema, regístrese ahora.