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cve[email protected]CVE-2020-1750
HistoryJun 07, 2021 - 9:15 p.m.

CVE-2020-1750

2021-06-0721:15:07
CWE-400
web.nvd.nist.gov
89
6
machine-config-operator
openshift
cve-2020-1750
memory consumption
denial of access
security vulnerability

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

30.0%

A flaw was found in the machine-config-operator that causes an OpenShift node to become unresponsive when a container consumes a large amount of memory. An attacker could use this flaw to deny access to schedule new pods in the OpenShift cluster. This was fixed in openshift/machine-config-operator 4.4.3, openshift/machine-config-operator 4.3.25, openshift/machine-config-operator 4.2.36.

Affected configurations

Vulners
NVD
Node
redhatmachine-config-operatorRange4.4.3
OR
redhatmachine-config-operatorRange4.3.25
OR
redhatmachine-config-operatorRange4.2.36
VendorProductVersionCPE
redhatmachine\-config\-operator*cpe:2.3:a:redhat:machine\-config\-operator:*:*:*:*:*:*:*:*
redhatmachine\-config\-operator*cpe:2.3:a:redhat:machine\-config\-operator:*:*:*:*:*:*:*:*
redhatmachine\-config\-operator*cpe:2.3:a:redhat:machine\-config\-operator:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "machine-config-operator-container",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "openshift/machine-config-operator 4.4.3, openshift/machine-config-operator 4.3.25, openshift/machine-config-operator 4.2.36"
      }
    ]
  }
]

Social References

More

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

30.0%

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