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Platform

iOS

3,637 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • High 7.8
    CVE-2021-30983 Exploited

    A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. A…

    Apple iOS and iPadOS iOS
    KEV Jun 27, 2022
  • High 8.8
    CVE-2021-30952 Exploited

    An integer overflow was addressed with improved input validation. This issue is fixed in tvOS 15.2, macOS Monterey 12.1…

    Apple macOS iOS and iPadOS watchOS macOS iOS Debian Ubuntu Alpine
    KEV Mar 5, 2026
  • High 7.8
    CVE-2021-30900 Exploited

    An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS …

    Apple iOS and iPadOS iOS
    KEV Mar 30, 2023
  • High 7.8
    CVE-2021-30883 Exploited EPSS 15%

    A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.…

    Apple macOS iOS and iPadOS macOS iOS
    KEV May 23, 2022
  • High 7.8
    CVE-2021-30869 Exploited

    A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPad…

    Apple macOS iOS and iPadOS macOS iOS
    KEV Nov 3, 2021
  • High 7.8
    CVE-2021-30860 Exploited Public exploit EPSS 76%

    An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catal…

    Apple macOS watchOS iOS macOS iOS
    KEV Nov 3, 2021
  • High 8.8
    CVE-2021-30858 Exploited Public exploit EPSS 13%

    A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, …

    Apple macOS iOS qtwebkit-source macOS iOS Debian Ubuntu Alpine
    KEV Nov 3, 2021
  • High 8.8
    CVE-2021-1789 Exploited EPSS 14%

    A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security …

    Apple macOS iOS and iPadOS qtwebkit-source macOS iOS Debian Ubuntu Alpine
    KEV May 4, 2022
  • High 7.0
    CVE-2021-1782 Exploited Public exploit

    A race condition was addressed with improved locking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-0…

    Apple macOS iOS and iPadOS macOS iOS
    KEV Nov 3, 2021
  • High 7.8
    CVE-2020-27930 Exploited Public exploit EPSS 22%

    A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, wa…

    Apple macOS iOS and iPadOS watchOS macOS iOS
    KEV Nov 3, 2021
  • High 7.8
    CVE-2020-27932 Exploited EPSS 10%

    A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.0.1, watchOS…

    Apple macOS iOS and iPadOS watchOS macOS iOS
    KEV Nov 3, 2021
  • High 7.8
    CVE-2020-9907 Exploited

    A memory corruption issue was addressed by removing the vulnerable code. This issue is fixed in iOS 13.6 and iPadOS 13.…

    Apple tvOS iOS iOS
    KEV Jun 27, 2022
  • High 8.6
    CVE-2020-3569 Exploited

    Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerabilities

    Multiple vulnerabilities in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to either immediately crash the Internet Group Management Protocol (IGMP) process or make it co…

    Cisco Cisco IOS XR Software iOS Network devices
    KEV Nov 3, 2021
  • High 8.6
    CVE-2020-3566 Exploited

    Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability

    A vulnerability in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust process memory of an affected device. The vulnerability is due to insufficient queue manageme…

    Cisco Cisco IOS XR Software iOS Network devices
    KEV Nov 3, 2021
  • High 8.8
    CVE-2020-9818 Exploited

    An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13…

    Apple watchOS iOS iOS-1 iOS
    KEV Nov 3, 2021
  • High 7.8
    CVE-2020-9859 Exploited

    A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13…

    Apple macOS watchOS tvOS macOS iOS
    KEV Nov 3, 2021
  • High 7.8
    CVE-2020-3837 Exploited Public exploit EPSS 15%

    A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.…

    Apple macOS watchOS tvOS macOS iOS
    KEV Jun 27, 2022
  • High 8.8
    CVE-2020-3118 Exploited EPSS 12%

    Cisco IOS XR Software Cisco Discovery Protocol Format String Vulnerability

    A vulnerability in the Cisco Discovery Protocol implementation for Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a reload on an affected device. The vulnerability is due to improper validation of st…

    Cisco Cisco IOS XR Software iOS Network devices
    KEV Nov 3, 2021
  • High 7.8
    CVE-2019-8605 Exploited Public exploit EPSS 18%

    A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.3, macOS Mojave 10.…

    Apple macOS watchOS tvOS macOS iOS
    KEV Jun 27, 2022
  • High 7.8
    CVE-2019-7286 Exploited Public exploit EPSS 16%

    A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 12.1.4, macOS Mojave…

    Apple macOS iOS macOS iOS
    KEV May 23, 2022
  • High 8.8
    CVE-2019-8506 Exploited Public exploit EPSS 16%

    A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS…

    Apple watchOS tvOS Safari Windows iOS Browsers Debian Ubuntu Alpine
    KEV May 4, 2022
  • High 7.8
    CVE-2019-7287 Exploited

    A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 12.1.4. An applicati…

    Apple iOS iOS
    KEV May 23, 2022
  • High 7.8
    CVE-2018-4344 Exploited

    A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, ma…

    macOS iOS
    KEV Jun 27, 2022
  • High 7.5
    CVE-2019-6223 Exploited

    A logic issue existed in the handling of Group FaceTime calls. The issue was addressed with improved state management. …

    Apple macOS iOS macOS iOS
    KEV Nov 3, 2021
  • High 7.5
    CVE-2018-0156 Exploited

    A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthentic…

    iOS
    KEV Mar 3, 2022
  • High 8.6
    CVE-2018-0158 Exploited

    A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco IOS Software and Cisco IOS XE Software c…

    iOS
    KEV Mar 3, 2022
  • High 7.5
    CVE-2018-0154 Exploited

    A vulnerability in the crypto engine of the Cisco Integrated Services Module for VPN (ISM-VPN) running Cisco IOS Softwa…

    iOS
    KEV Mar 3, 2022
  • High 8.0
    CVE-2018-0175 Exploited

    Format String vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE S…

    iOS
    KEV Mar 3, 2022
  • High 8.6
    CVE-2018-0172 Exploited

    A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could…

    iOS
    KEV Mar 3, 2022
  • High 8.6
    CVE-2018-0155 Exploited

    A vulnerability in the Bidirectional Forwarding Detection (BFD) offload implementation of Cisco Catalyst 4500 Series Sw…

    iOS
    KEV Mar 3, 2022
  • High 7.5
    CVE-2018-0171 Exploited Public exploit Scanner template EPSS 99%

    A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthentic…

    iOS
    KEV Nov 3, 2021
  • High 8.6
    CVE-2018-0174 Exploited

    A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could…

    iOS
    KEV Mar 3, 2022
  • High 7.5
    CVE-2018-0159 Exploited

    A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in Cisco IOS Software an…

    iOS
    KEV Mar 3, 2022
  • High 8.6
    CVE-2018-0173 Exploited

    A vulnerability in the Cisco IOS Software and Cisco IOS XE Software function that restores encapsulated option 82 infor…

    iOS
    KEV Mar 3, 2022
  • High 8.8
    CVE-2018-0167 Exploited

    Multiple Buffer Overflow vulnerabilities in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, C…

    iOS
    KEV Mar 3, 2022
  • High 7.5
    CVE-2017-12231 Exploited

    A vulnerability in the implementation of Network Address Translation (NAT) functionality in Cisco IOS 12.4 through 15.6…

    iOS
    KEV Mar 3, 2022
  • High 7.5
    CVE-2017-12234 Exploited

    Multiple vulnerabilities in the implementation of the Common Industrial Protocol (CIP) feature in Cisco IOS 12.4 throug…

    iOS
    KEV Mar 3, 2022
  • High 7.5
    CVE-2017-12233 Exploited

    Multiple vulnerabilities in the implementation of the Common Industrial Protocol (CIP) feature in Cisco IOS 12.4 throug…

    iOS
    KEV Mar 3, 2022
  • High 7.5
    CVE-2017-12237 Exploited

    A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco IOS 15.0 through 15.6 and Cisco IOS XE 3…

    iOS
    KEV Mar 3, 2022
  • High 7.5
    CVE-2017-12235 Exploited

    A vulnerability in the implementation of the PROFINET Discovery and Configuration Protocol (PN-DCP) for Cisco IOS 12.2 …

    iOS
    KEV Mar 3, 2022