CVSS: 6.5EPSS: 0%CPEs: 3EXPL: 0CVE-2021-23982 – Mozilla: Internal network hosts could have been probed by a malicious webpage
https://notcve.org/view.php?id=CVE-2021-23982
Using techniques that built on the slipstream research, a malicious webpage could have scanned both an internal network's hosts as well as services running on the user's local machine utilizing WebRTC connections. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9. Usando técnicas que se basaron en la investigación de slipstream, una página web maliciosa podría haber escaneado tanto los hosts de una red interna como los servicios que se ejecutan en la máquina local del usuario usando conexiones WebRTC. Esta vulnerabilidad afecta a Firefox ESR versiones anteriores a 78.9, Firefox versiones anteriores a 87, y Thunderbird versiones anteriores a 78.9 • https://bugzilla.mozilla.org/show_bug.cgi?id=1677046 https://www.mozilla.org/security/advisories/mfsa2021-10 https://www.mozilla.org/security/advisories/mfsa2021-11 https://www.mozilla.org/security/advisories/mfsa2021-12 https://access.redhat.com/security/cve/CVE-2021-23982 https://bugzilla.redhat.com/show_bug.cgi?id=1942785 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-326: Inadequate Encryption Strength •
CVSS: 6.5EPSS: 0%CPEs: 3EXPL: 0CVE-2021-23984 – Mozilla: Malicious extensions could have spoofed popup information
https://notcve.org/view.php?id=CVE-2021-23984
A malicious extension could have opened a popup window lacking an address bar. The title of the popup lacking an address bar should not be fully controllable, but in this situation was. This could have been used to spoof a website and attempt to trick the user into providing credentials. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9. Una extensión maliciosa podría haber abierto una ventana emergente sin una barra de direcciones. • https://bugzilla.mozilla.org/show_bug.cgi?id=1693664 https://www.mozilla.org/security/advisories/mfsa2021-10 https://www.mozilla.org/security/advisories/mfsa2021-11 https://www.mozilla.org/security/advisories/mfsa2021-12 https://access.redhat.com/security/cve/CVE-2021-23984 https://bugzilla.redhat.com/show_bug.cgi?id=1942786 • CWE-290: Authentication Bypass by Spoofing CWE-1021: Improper Restriction of Rendered UI Layers or Frames •
CVSS: 8.8EPSS: 0%CPEs: 1EXPL: 1CVE-2021-23979
https://notcve.org/view.php?id=CVE-2021-23979
Mozilla developers reported memory safety bugs present in Firefox 85. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 86. Los desarrolladores de Mozilla reportaron bugs de seguridad de la memoria presentes en Firefox 85. Algunos de estos bugs mostraron evidencia de corrupción de la memoria y suponemos que con esfuerzo suficiente algunos de ellos podrían haber sido explotado para ejecutar código arbitrario. • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1663222%2C1666607%2C1672120%2C1678463%2C1678927%2C1679560%2C1681297%2C1681684%2C1683490%2C1684377%2C1684902 https://www.mozilla.org/security/advisories/mfsa2021-07 • CWE-787: Out-of-bounds Write •
CVSS: 5.3EPSS: 0%CPEs: 1EXPL: 0CVE-2021-23977
https://notcve.org/view.php?id=CVE-2021-23977
Firefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86. Firefox para Android sufrió una vulnerabilidad de tipo time-of-check-time-of-use que permitía a una aplicación maliciosa leer datos confidenciales desde los directorios de la aplicación. • https://bugzilla.mozilla.org/show_bug.cgi?id=1684761 https://security.gentoo.org/glsa/202104-10 https://www.mozilla.org/security/advisories/mfsa2021-07 • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition •
CVSS: 7.4EPSS: 0%CPEs: 1EXPL: 0CVE-2021-23957
https://notcve.org/view.php?id=CVE-2021-23957
Navigations through the Android-specific `intent` URL scheme could have been misused to escape iframe sandbox. Note: This issue only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 85. Las navegaciones por medio del esquema de URL "intent" específico de Android podrían haber sido usado inapropiadamente para escapar del sandbox de iframe. • https://bugzilla.mozilla.org/show_bug.cgi?id=1584582 https://www.mozilla.org/security/advisories/mfsa2021-03 •