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    CVE-2015-6492

    Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices before B FRN 15.003 allow remote attackers to cause a denial of service (memory corruption and device crash) via a crafted HTTP request.

    Published:Oct 28, 2015
    Last Modified:Jun 3, 2026
    EPS:Oct 28, 2015
    EPSS Score:0.09975
    CVSS Score:7.5

    Affected Products

    Vendor
    Rockwellautomation
    Product
    Micrologix 1100 Firmware
    Vendor
    Rockwellautomation
    Product
    Micrologix 1400 Firmware

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2022-3166 (CVSS 7.5) — Rockwell Automation was made aware that the webservers of the Micrologix 1100 and 1400 controllers contain a …
    CVE-2022-2179 (CVSS 6.5) — The X-Frame-Options header in Rockwell Automation MicroLogix 1100/1400 Versions 21.007 and prior is not config…
    CVE-2021-33012 (CVSS 8.6) — Rockwell Automation MicroLogix 1100, all versions, allows a remote, unauthenticated attacker sending specially…
    CVE-2020-6984 (CVSS 7.5) — Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix…
    CVE-2020-6990 (CVSS 9.8) — Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix…
    CVE-2020-6988 (CVSS 7.5) — Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix…
    CVE-2020-6980 (CVSS 3.3) — Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix…
    CVE-2019-10955 (CVSS 6.1) — In Rockwell Automation MicroLogix 1400 Controllers Series A, All Versions Series B, v15.002 and earlier, Micro…
    CVE-2015-6490 (CVSS 9.8) — Stack-based buffer overflow on Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices thro…

    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