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    CVE-2016-4587

    WebKit in Apple iOS before 9.3.3 and tvOS before 9.2.2 allows remote attackers to obtain sensitive information from uninitialized process memory via a crafted web site.

    Published:Jul 22, 2016
    Last Modified:Apr 12, 2025
    EPS:Jul 22, 2016
    EPSS Score:0.00699
    CVSS Score:6.5

    Affected Products

    Vendor
    Apple
    Product
    Iphone Os
    Vendor
    Apple
    Product
    Tvos
    Vendor
    Apple
    Product
    Webkit

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-87609 (CVSS 9.6) — Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execu…
    CVE-2026-87518 (CVSS 5.3) — Observable discrepancy in Safebrowsing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote atta…
    CVE-2026-87482 (CVSS 5.9) — Cleartext transmission of sensitive data in HttpsUpgrades in Google Chrome on on iOS prior to 153.0.8010.36 al…
    CVE-2026-87517 (CVSS 3.1) — Race condition in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leveragin…
    CVE-2026-85047 (CVSS 9.6) — Improper input validation in Transactions Platform in Google Chrome on on iOS prior to 152.0.7977.82 allowed a…
    CVE-2026-78964 (CVSS 9.6) — Use after free in Sync in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacker to potentia…
    CVE-2026-78957 (CVSS 5.5) — Information leak in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a local attacker to obtai…
    CVE-2026-78981 (CVSS 6.5) — Information leak in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a local attacker to poten…
    CVE-2026-79105 (CVSS 4.3) — Improper input validation in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacke…

    References

    http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html
    http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html
    http://packetstormsecurity.com/files/138502/WebKitGTK-SOP-Bypass-Information-Disclosure.html
    http://www.securityfocus.com/archive/1/539295/100/0/threaded
    http://www.securityfocus.com/bid/91830
    http://www.securitytracker.com/id/1036344
    https://support.apple.com/HT206902
    https://support.apple.com/HT206905
    http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html
    http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html
    http://packetstormsecurity.com/files/138502/WebKitGTK-SOP-Bypass-Information-Disclosure.html
    http://www.securityfocus.com/archive/1/539295/100/0/threaded
    http://www.securityfocus.com/bid/91830
    http://www.securitytracker.com/id/1036344
    https://support.apple.com/HT206902
    https://support.apple.com/HT206905

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High