CVE Feed

    Dashboard / CVE / CVE-2017-11121

    CVE-2017-11121

    On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, properly crafted malicious over-the-air Fast Transition frames can potentially trigger internal Wi-Fi firmware heap and/or stack overflows, leading to denial of service or other effects, aka B-V2017061205.

    Published:Sep 27, 2017
    Last Modified:Apr 20, 2025
    EPS:Sep 27, 2017
    EPSS Score:0.02083
    CVSS Score:9.8

    Affected Products

    Vendor
    Apple
    Product
    Iphone Os
    Vendor
    Apple
    Product
    Tvos
    Vendor
    Broadcom
    Product
    Bcm4355c0
    Vendor
    Broadcom
    Product
    Bcm4355c0 Firmware

    Exploits

    http://packetstormsecurity.com/files/144329/Broadcom-802.11r-FT-Reassociation-Response-Overflows.htmlhttps://bugs.chromium.org/p/project-zero/issues/detail?id=1291http://packetstormsecurity.com/files/144329/Broadcom-802.11r-FT-Reassociation-Response-Overflows.htmlhttps://bugs.chromium.org/p/project-zero/issues/detail?id=1291

    Related CVEs

    CVE-2026-87545 (CVSS 6.5) — Information leak in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leverag…
    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://packetstormsecurity.com/files/144329/Broadcom-802.11r-FT-Reassociation-Response-Overflows.html
    http://www.securityfocus.com/bid/100984
    https://bugs.chromium.org/p/project-zero/issues/detail?id=1291
    https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html
    https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html
    https://source.android.com/security/bulletin/2017-09-01
    https://support.apple.com/HT208112
    https://support.apple.com/HT208113
    https://support.apple.com/en-us/HT208112
    https://support.apple.com/en-us/HT208113
    http://packetstormsecurity.com/files/144329/Broadcom-802.11r-FT-Reassociation-Response-Overflows.html
    http://www.securityfocus.com/bid/100984
    https://bugs.chromium.org/p/project-zero/issues/detail?id=1291
    https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html
    https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html
    https://source.android.com/security/bulletin/2017-09-01
    https://support.apple.com/HT208112
    https://support.apple.com/HT208113
    https://support.apple.com/en-us/HT208112
    https://support.apple.com/en-us/HT208113

    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