HIGH🇵🇱 Wersja polska

CVE-2020-27827

CVSS 7.5v3.1pub. 2021-03-18upd. 2025-12-03

A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  • Fedora Project Fedora

    OS
    Fedoraproject
    33

  • Lldpd Project Lldpd

    APP
    Lldpd Project
    < 1.0.8

  • Openvswitch

    APP
    Openvswitch
    2.6.0 – 2.6.9 (excl.)2.8.0 – 2.8.10 (excl.)2.9.0 – 2.9.8 (excl.)2.10.0 – 2.10.6 (excl.)2.11.0 – 2.11.5 (excl.)2.12.0 – 2.12.2 (excl.)2.13.0 – 2.13.2 (excl.)2.14.0 – 2.14.1 (excl.)2.7.0 – 2.7.12 (excl.)

  • Red Hat Enterprise Linux

    OS
    Redhat
    7.08.0

  • Red Hat OpenShift Container Platform

    APP
    Redhat
    4.0

  • Red Hat Openstack

    APP
    Redhat
    1013

  • Red Hat Virtualization

    APP
    Redhat
    4.0

  • Siemens Simatic Hmi Unified Comfort Panels

    HW
    Siemens
    all versions

  • Siemens Simatic Hmi Unified Comfort Panels Firmware

    OS
    Siemens
    < 17

  • Siemens Simatic Net Cp 1243 1

    HW
    Siemens
    all versions

  • Siemens Simatic Net Cp 1243 1 Firmware

    OS
    Siemens
    all versions

  • Siemens Simatic Net Cp 1243 8 Irc

    HW
    Siemens
    all versions

  • Siemens Simatic Net Cp 1243 8 Irc Firmware

    OS
    Siemens
    all versions

  • Siemens Simatic Net Cp 1542sp 1

    HW
    Siemens
    all versions

  • Siemens Simatic Net Cp 1542sp 1 Firmware

    OS
    Siemens
    all versions

  • Siemens Simatic Net Cp 1542sp 1 Irc

    HW
    Siemens
    all versions

  • Siemens Simatic Net Cp 1542sp 1 Irc Firmware

    OS
    Siemens
    all versions

  • Siemens Simatic Net Cp 1543 1

    HW
    Siemens
    all versions

  • Siemens Simatic Net Cp 1543 1 Firmware

    OS
    Siemens
    all versions

  • Siemens Simatic Net Cp 1543sp 1

    HW
    Siemens
    all versions

  • Siemens Simatic Net Cp 1543sp 1 Firmware

    OS
    Siemens
    all versions

  • Siemens Simatic Net Cp 1545 1

    HW
    Siemens
    all versions

  • Siemens Simatic Net Cp 1545 1 Firmware

    OS
    Siemens
    all versions

  • Siemens Sinumerik One

    HW
    Siemens
    all versions

  • Siemens Sinumerik One Firmware

    OS
    Siemens
    < 2.0.1

  • Siemens Tim 1531 Irc

    HW
    Siemens
    all versions

  • Siemens Tim 1531 Irc Firmware

    OS
    Siemens
    < 2.2
🔵
CHECK WITH VENDOR
No clear patch data available. Check vendor references.
Tags
DoS
CWE
References

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