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CVSS: 5.5EPSS: 57%CPEs: 10EXPL: 1

CVE-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 •

CVSS: 7.8EPSS: 0%CPEs: 46EXPL: 0

CVE-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 •

CVSS: 7.8EPSS: 0%CPEs: 34EXPL: 0

CVE-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: 9.8EPSS: 0%CPEs: 15EXPL: 0

CVE-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: 6.5EPSS: 0%CPEs: 29EXPL: 0

CVE-2021-1878

https://notcve.org/view.php?id=CVE-2021-1878

An integer overflow was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. An attacker in a privileged network position may be able to leak sensitive user information. Se abordó un desbordamiento de enteros con una comprobación de entrada mejorada. Este problema se corrigió en macOS Big Sur versión 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. • https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212326 https://support.apple.com/en-us/HT212327 • CWE-190: Integer Overflow or Wraparound •