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cvelistKNIMECVELIST:CVE-2023-5562
HistoryOct 12, 2023 - 7:00 p.m.

CVE-2023-5562 Unsafe default allows for cross-site scripting attacks in KNIME Server and KNIME Business Hub

2023-10-1219:00:54
CWE-79
KNIME
www.cve.org
knime analytics platform
knime server
knime business hub
cross-site scripting
configuration options
javascript-based view nodes
data sanitization
browser operations
executor's knime.ini

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

0.0005 Low

EPSS

Percentile

17.1%

An unsafe default configuration in KNIME Analytics Platform before 5.2.0 allows for a cross-site scripting attack. When KNIME Analytics Platform is used as an executor for either KNIME Server or KNIME Business Hub several JavaScript-based view nodes do not sanitize the data that is displayed by default. If the data to be displayed contains JavaScript this code is executed in the browser and can perform any operations that the current user is allowed to perform silently.

KNIME Analytics Platform already has configuration options with which sanitization of data can be actived, see https://docs.knime.com/latest/webportal_admin_guide/index.html#html-sanitization-webportal https://docs.knime.com/latest/webportal_admin_guide/index.html#html-sanitization-webportal . However, these are off by default which allows for cross-site scripting attacks.

KNIME Analytics Platform 5.2.0 will enable sanitization by default. For all previous releases we recommend users to add the corresponding settings to the executor’s knime.ini.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "JavaScript views"
    ],
    "product": "KNIME Analytics Platform",
    "vendor": "KNIME",
    "versions": [
      {
        "lessThan": "5.2.0",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

0.0005 Low

EPSS

Percentile

17.1%

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