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    CVE-2014-1266

    The SSLVerifySignedServerKeyExchange function in libsecurity_ssl/lib/sslKeyExchange.c in the Secure Transport feature in the Data Security component in Apple iOS 6.x before 6.1.6 and 7.x before 7.0.6, Apple TV 6.x before 6.0.2, and Apple OS X 10.9.x before 10.9.2 does not check the signature in a TLS Server Key Exchange message, which allows man-in-the-middle attackers to spoof SSL servers by (1) using an arbitrary private key for the signing step or (2) omitting the signing step.

    Published:Feb 22, 2014
    Last Modified:Apr 11, 2025
    EPS:Feb 22, 2014
    EPSS Score:0.19479
    CVSS Score:7.4

    Affected Products

    Vendor
    Apple
    Product
    Iphone Os
    Vendor
    Apple
    Product
    Mac Os X
    Vendor
    Apple
    Product
    Tvos

    Exploits

    https://news.ycombinator.com/item?id=7281378https://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-23.htmlhttps://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-24.htmlhttps://www.imperialviolet.org/2014/02/22/applebug.htmlhttps://news.ycombinator.com/item?id=7281378https://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-23.htmlhttps://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-24.htmlhttps://www.imperialviolet.org/2014/02/22/applebug.htmlhttps://github.com/gabrielg/CVE-2014-1266-pochttps://github.com/landonf/Testability-CVE-2014-1266https://github.com/macressler/SSLPatchhttps://github.com/meetlight942/PentesterLab-Intercept-CVE-2014-1266

    Common Weakness Enumeration

    CWE-295 Improper Certificate Validation

    Related CVEs

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    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://it.slashdot.org/comments.pl?sid=4821073&cid=46310187
    http://support.apple.com/kb/HT6146
    http://support.apple.com/kb/HT6147
    http://support.apple.com/kb/HT6148
    http://support.apple.com/kb/HT6150
    https://news.ycombinator.com/item?id=7281378
    https://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-23.html
    https://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-24.html
    https://www.imperialviolet.org/2014/02/22/applebug.html
    http://it.slashdot.org/comments.pl?sid=4821073&cid=46310187
    http://support.apple.com/kb/HT6146
    http://support.apple.com/kb/HT6147
    http://support.apple.com/kb/HT6148
    http://support.apple.com/kb/HT6150
    https://news.ycombinator.com/item?id=7281378
    https://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-23.html
    https://www.cs.columbia.edu/~smb/blog/2014-02/2014-02-24.html
    https://www.imperialviolet.org/2014/02/22/applebug.html

    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