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[email protected]CVE-2021-33604

HistoryJun 24, 2021 - 12:15 p.m.

CVE-2021-33604

2021-06-2412:15:08

CWE-172

[email protected]

web.nvd.nist.gov

cve-2021-33604

url encoding error

com.vaadin:flow-server

arbitrary javascript execution

nvd

1.2 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

2.5 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

4.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.7%

JSON

URL encoding error in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.6.1 (Vaadin 14.0.0 through 14.6.1), 3.0.0 through 6.0.9 (Vaadin 15.0.0 through 19.0.8) allows local user to execute arbitrary JavaScript code by opening crafted URL in browser.

Affected configurations

NVD

Node

vaadinflow-serverRange2.0.0–2.6.1

vaadinflow-serverRange3.0.0–5.0.0

vaadinflow-serverRange6.0.0–6.0.9

vaadinvaadinRange14.0.0–14.6.1

vaadinvaadinRange15.0.0–18.0.0

vaadinvaadinRange19.0.0–19.0.8

CPENameOperatorVersion
vaadin:flow-servervaadin flow-serverle2.6.1
vaadin:flow-servervaadin flow-serverle5.0.0
vaadin:flow-servervaadin flow-serverle6.0.9
vaadin:vaadinvaadinle14.6.1
vaadin:vaadinvaadinle18.0.0
vaadin:vaadinvaadinle19.0.8

CPE	Name	Operator	Version
vaadin:flow-server	vaadin flow-server	le	2.6.1
vaadin:flow-server	vaadin flow-server	le	5.0.0
vaadin:flow-server	vaadin flow-server	le	6.0.9
vaadin:vaadin	vaadin	le	14.6.1
vaadin:vaadin	vaadin	le	18.0.0
vaadin:vaadin	vaadin	le	19.0.8

CNA Affected

[
  {
    "product": "Vaadin",
    "vendor": "Vaadin",
    "versions": [
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "14.0.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "14.6.1",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "15.0.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "19.0.8",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "flow-server",
    "vendor": "Vaadin",
    "versions": [
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "2.0.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "2.6.1",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "3.0.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "6.0.9",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

github.com/vaadin/flow/pull/11099

vaadin.com/security/cve-2021-33604

Social References

1.2 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

2.5 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

4.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.7%

JSON

Related for CVE-2021-33604

vaadin1 prion1 github2 osv3 cvelist1 veracode1 nvd1