Vulnerability Details CVE-2020-27827
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 60.6%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 7.1
Products affected by CVE-2020-27827
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cpe:2.3:a:lldpd_project:lldpd:-
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cpe:2.3:a:lldpd_project:lldpd:0.2
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cpe:2.3:a:lldpd_project:lldpd:0.2.1
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cpe:2.3:a:lldpd_project:lldpd:0.3
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cpe:2.3:a:lldpd_project:lldpd:0.3.1
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cpe:2.3:a:lldpd_project:lldpd:0.3.2
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cpe:2.3:a:lldpd_project:lldpd:0.3.3
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cpe:2.3:a:lldpd_project:lldpd:0.4.0
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cpe:2.3:a:lldpd_project:lldpd:0.4.1
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cpe:2.3:a:lldpd_project:lldpd:0.4.2
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cpe:2.3:a:lldpd_project:lldpd:0.5.0
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cpe:2.3:a:lldpd_project:lldpd:0.5.1
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cpe:2.3:a:lldpd_project:lldpd:0.5.2
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cpe:2.3:a:lldpd_project:lldpd:0.5.4
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cpe:2.3:a:lldpd_project:lldpd:0.5.5
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cpe:2.3:a:lldpd_project:lldpd:0.5.6
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cpe:2.3:a:lldpd_project:lldpd:0.5.7
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cpe:2.3:a:lldpd_project:lldpd:0.6.0
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cpe:2.3:a:lldpd_project:lldpd:0.6.1
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cpe:2.3:a:lldpd_project:lldpd:0.7.0
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cpe:2.3:a:lldpd_project:lldpd:0.7.1
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cpe:2.3:a:lldpd_project:lldpd:0.7.10
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cpe:2.3:a:lldpd_project:lldpd:0.7.11
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cpe:2.3:a:lldpd_project:lldpd:0.7.12
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cpe:2.3:a:lldpd_project:lldpd:0.7.13
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cpe:2.3:a:lldpd_project:lldpd:0.7.14
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cpe:2.3:a:lldpd_project:lldpd:0.7.15
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cpe:2.3:a:lldpd_project:lldpd:0.7.16
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cpe:2.3:a:lldpd_project:lldpd:0.7.17
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cpe:2.3:a:lldpd_project:lldpd:0.7.18
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cpe:2.3:a:lldpd_project:lldpd:0.7.19
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cpe:2.3:a:lldpd_project:lldpd:0.7.2
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cpe:2.3:a:lldpd_project:lldpd:0.7.3
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cpe:2.3:a:lldpd_project:lldpd:0.7.4
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cpe:2.3:a:lldpd_project:lldpd:0.7.5
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cpe:2.3:a:lldpd_project:lldpd:0.7.6
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cpe:2.3:a:lldpd_project:lldpd:0.7.7
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cpe:2.3:a:lldpd_project:lldpd:0.7.8
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cpe:2.3:a:lldpd_project:lldpd:0.7.9
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cpe:2.3:a:lldpd_project:lldpd:0.8.0
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cpe:2.3:a:lldpd_project:lldpd:0.9.0
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cpe:2.3:a:lldpd_project:lldpd:0.9.1
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cpe:2.3:a:lldpd_project:lldpd:0.9.2
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cpe:2.3:a:lldpd_project:lldpd:0.9.3
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cpe:2.3:a:lldpd_project:lldpd:0.9.4
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cpe:2.3:a:lldpd_project:lldpd:0.9.5
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cpe:2.3:a:lldpd_project:lldpd:0.9.6
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cpe:2.3:a:lldpd_project:lldpd:0.9.7
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cpe:2.3:a:lldpd_project:lldpd:0.9.8
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cpe:2.3:a:lldpd_project:lldpd:0.9.9
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cpe:2.3:a:lldpd_project:lldpd:1.0.0
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cpe:2.3:a:lldpd_project:lldpd:1.0.1
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cpe:2.3:a:lldpd_project:lldpd:1.0.2
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cpe:2.3:a:lldpd_project:lldpd:1.0.3
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cpe:2.3:a:lldpd_project:lldpd:1.0.4
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cpe:2.3:a:lldpd_project:lldpd:1.0.5
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cpe:2.3:a:lldpd_project:lldpd:1.0.6
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cpe:2.3:a:lldpd_project:lldpd:1.0.7
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cpe:2.3:a:openvswitch:openvswitch:2.10.0
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cpe:2.3:a:openvswitch:openvswitch:2.10.1
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cpe:2.3:a:openvswitch:openvswitch:2.10.2
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cpe:2.3:a:openvswitch:openvswitch:2.10.3
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cpe:2.3:a:openvswitch:openvswitch:2.10.4
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cpe:2.3:a:openvswitch:openvswitch:2.10.5
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cpe:2.3:a:openvswitch:openvswitch:2.11.0
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cpe:2.3:a:openvswitch:openvswitch:2.11.1
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cpe:2.3:a:openvswitch:openvswitch:2.11.2
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cpe:2.3:a:openvswitch:openvswitch:2.11.3
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cpe:2.3:a:openvswitch:openvswitch:2.11.4
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cpe:2.3:a:openvswitch:openvswitch:2.12.0
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cpe:2.3:a:openvswitch:openvswitch:2.12.1
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cpe:2.3:a:openvswitch:openvswitch:2.13.0
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cpe:2.3:a:openvswitch:openvswitch:2.13.1
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cpe:2.3:a:openvswitch:openvswitch:2.14.0
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cpe:2.3:a:openvswitch:openvswitch:2.6.0
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cpe:2.3:a:openvswitch:openvswitch:2.6.1
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cpe:2.3:a:openvswitch:openvswitch:2.6.2
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cpe:2.3:a:openvswitch:openvswitch:2.6.3
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cpe:2.3:a:openvswitch:openvswitch:2.6.4
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cpe:2.3:a:openvswitch:openvswitch:2.6.5
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cpe:2.3:a:openvswitch:openvswitch:2.6.6
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cpe:2.3:a:openvswitch:openvswitch:2.6.7
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cpe:2.3:a:openvswitch:openvswitch:2.6.8
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cpe:2.3:a:openvswitch:openvswitch:2.7.0
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cpe:2.3:a:openvswitch:openvswitch:2.7.1
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cpe:2.3:a:openvswitch:openvswitch:2.7.10
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cpe:2.3:a:openvswitch:openvswitch:2.7.11
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cpe:2.3:a:openvswitch:openvswitch:2.7.2
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cpe:2.3:a:openvswitch:openvswitch:2.7.3
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cpe:2.3:a:openvswitch:openvswitch:2.7.4
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cpe:2.3:a:openvswitch:openvswitch:2.7.5
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cpe:2.3:a:openvswitch:openvswitch:2.7.6
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cpe:2.3:a:openvswitch:openvswitch:2.7.7
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cpe:2.3:a:openvswitch:openvswitch:2.7.9
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cpe:2.3:a:openvswitch:openvswitch:2.8.0
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cpe:2.3:a:openvswitch:openvswitch:2.8.1
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cpe:2.3:a:openvswitch:openvswitch:2.8.2
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cpe:2.3:a:openvswitch:openvswitch:2.8.3
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cpe:2.3:a:openvswitch:openvswitch:2.8.4
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cpe:2.3:a:openvswitch:openvswitch:2.8.5
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cpe:2.3:a:openvswitch:openvswitch:2.8.6
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cpe:2.3:a:openvswitch:openvswitch:2.8.7
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cpe:2.3:a:openvswitch:openvswitch:2.8.8
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cpe:2.3:a:openvswitch:openvswitch:2.8.9
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cpe:2.3:a:openvswitch:openvswitch:2.9.0
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cpe:2.3:a:openvswitch:openvswitch:2.9.1
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cpe:2.3:a:openvswitch:openvswitch:2.9.2
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cpe:2.3:a:openvswitch:openvswitch:2.9.3
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cpe:2.3:a:openvswitch:openvswitch:2.9.4
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cpe:2.3:a:openvswitch:openvswitch:2.9.5
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cpe:2.3:a:openvswitch:openvswitch:2.9.6
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cpe:2.3:a:openvswitch:openvswitch:2.9.7
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cpe:2.3:a:redhat:openshift_container_platform:4.0
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cpe:2.3:a:redhat:openstack:10
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cpe:2.3:a:redhat:openstack:13
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cpe:2.3:a:redhat:virtualization:4.0
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cpe:2.3:h:siemens:simatic_hmi_unified_comfort_panels:-
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cpe:2.3:h:siemens:simatic_net_cp_1243-1:-
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cpe:2.3:h:siemens:simatic_net_cp_1243-8_irc:-
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cpe:2.3:h:siemens:simatic_net_cp_1542sp-1:-
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cpe:2.3:h:siemens:simatic_net_cp_1542sp-1_irc:-
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cpe:2.3:h:siemens:simatic_net_cp_1543-1:-
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cpe:2.3:h:siemens:simatic_net_cp_1543sp-1:-
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cpe:2.3:h:siemens:simatic_net_cp_1545-1:-
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cpe:2.3:h:siemens:sinumerik_one:-
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cpe:2.3:h:siemens:tim_1531_irc:-
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cpe:2.3:o:fedoraproject:fedora:33
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cpe:2.3:o:redhat:enterprise_linux:7.0
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cpe:2.3:o:redhat:enterprise_linux:8.0
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cpe:2.3:o:siemens:simatic_hmi_unified_comfort_panels_firmware:-
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cpe:2.3:o:siemens:simatic_net_cp_1243-1_firmware:-
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cpe:2.3:o:siemens:simatic_net_cp_1243-8_irc_firmware:-
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cpe:2.3:o:siemens:simatic_net_cp_1542sp-1_firmware:-
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cpe:2.3:o:siemens:simatic_net_cp_1542sp-1_irc_firmware:-
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cpe:2.3:o:siemens:simatic_net_cp_1543-1_firmware:-
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cpe:2.3:o:siemens:simatic_net_cp_1543sp-1_firmware:-
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cpe:2.3:o:siemens:simatic_net_cp_1545-1_firmware:-
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cpe:2.3:o:siemens:sinumerik_one_firmware:-
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cpe:2.3:o:siemens:tim_1531_irc_firmware:-
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cpe:2.3:o:siemens:tim_1531_irc_firmware:1.1
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cpe:2.3:o:siemens:tim_1531_irc_firmware:2.0
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cpe:2.3:o:siemens:tim_1531_irc_firmware:2.1