CVSS: 5.9EPSS: 1%CPEs: 34EXPL: 0CVE-2021-1884
https://notcve.org/view.php?id=CVE-2021-1884
A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. A remote attacker may be able to cause a denial of service. Se abordó una condición de carrera con un bloqueo mejorado. Este problema es corregido en Security Update 2021-004 Mojave, iOS versión 14.5 y iPadOS versión 14.5, watchOS versión 7.4, Security Update 2021-003 Catalina, tvOS versión 14.5, macOS Big Sur versión 11.3. • https://support.apple.com/en-us/HT212317 https://support.apple.com/en-us/HT212323 https://support.apple.com/en-us/HT212324 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212530 https://support.apple.com/en-us/HT212531 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •
CVSS: 5.5EPSS: 57%CPEs: 10EXPL: 2CVE-2021-30657 – Apple macOS Unspecified Vulnerability
https://notcve.org/view.php?id=CVE-2021-30657
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A malicious application may bypass Gatekeeper checks. Apple is aware of a report that this issue may have been actively exploited.. Se abordó un problema lógico con una administración de estado mejorada. • https://github.com/shubham0d/CVE-2021-30657 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212326 https://cedowens.medium.com/macos-gatekeeper-bypass-2021-edition-5256a2955508 https://objective-see.com/blog/blog_0x64.html https://jhftss.github.io/CVE-2022-22616-Gatekeeper-Bypass https://www.jamf.com/blog/jamf-threat-labs-safari-vuln-gatekeeper-bypass https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/osx/browser/osx_gatekeeper_bypass. •
CVSS: 9.8EPSS: 0%CPEs: 15EXPL: 0CVE-2021-1882
https://notcve.org/view.php?id=CVE-2021-1882
A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An application may be able to gain elevated privileges. Se abordó un problema de corrupción de la memoria con una comprobación mejorada. Este problema se corrigió en Security Update 2021-002 Catalina, iOS versión 14.5 e iPadOS versión 14.5, watchOS versión 7.4, tvOS versión 14.5, macOS Big Sur versión 11.3. • https://support.apple.com/en-us/HT212317 https://support.apple.com/en-us/HT212323 https://support.apple.com/en-us/HT212324 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212326 • CWE-787: Out-of-bounds Write •
CVSS: 7.8EPSS: 0%CPEs: 34EXPL: 0CVE-2021-1881 – Apple macOS libFontParser OTF Font Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
https://notcve.org/view.php?id=CVE-2021-1881
An out-of-bounds read was addressed with improved input validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted font file may lead to arbitrary code execution. Se abordó una lectura fuera de límites con una comprobación de entrada mejorada. Este problema se corrigió en Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS versión 14.5 e iPadOS versión 14.5, watchOS versión 7.4, tvOS versión 14.5, macOS Big Sur versión 11.3. • https://support.apple.com/en-us/HT212317 https://support.apple.com/en-us/HT212323 https://support.apple.com/en-us/HT212324 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212326 https://support.apple.com/en-us/HT212327 • CWE-125: Out-of-bounds Read •
CVSS: 7.8EPSS: 0%CPEs: 46EXPL: 0CVE-2021-1858 – Apple macOS KTX Image DecodeRow Out-Of-Bounds Read Information Disclosure Vulnerability
https://notcve.org/view.php?id=CVE-2021-1858
Processing a maliciously crafted image may lead to arbitrary code execution. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An out-of-bounds write issue was addressed with improved bounds checking. El procesamiento de una imagen maliciosamente diseñada puede conllevar a una ejecución de código arbitrario. Este problema se corrigió en Security Update 2021-002 Catalina, iOS versión 14.5 e iPadOS versión 14.5, watchOS versión 7.4, tvOS versión 14.5, macOS Big Sur versión 11.3. • https://support.apple.com/en-us/HT212317 https://support.apple.com/en-us/HT212323 https://support.apple.com/en-us/HT212324 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212326 • CWE-787: Out-of-bounds Write •