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[email protected]CVE-2021-34581

HistoryAug 31, 2021 - 11:15 a.m.

CVE-2021-34581

2021-08-3111:15:07

CWE-772

[email protected]

web.nvd.nist.gov

cve-2021-34581

openssl

wago

dos

vulnerability

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

44.6%

JSON

Missing Release of Resource after Effective Lifetime vulnerability in OpenSSL implementation of WAGO 750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889 in versions FW4 up to FW15 allows an unauthenticated attacker to cause DoS on the device.

Affected configurations

NVD

Node

wago750-880\/040-000_firmwareRangefw4–fw15

AND

wago750-880\/040-000Match-

Node

wago750-880\/025-002_firmwareRangefw4–fw15

AND

wago750-880\/025-002Match-

Node

wago750-880\/025-001_firmwareRangefw4–fw15

AND

wago750-880\/025-001Match-

Node

wago750-880\/025-000_firmwareRangefw4–fw15

AND

wago750-880\/025-000Match-

Node

wago750-831\/000-002_firmwareRangefw4–fw15

AND

wago750-831\/000-002Match-

Node

wago750-889_firmwareRangefw4–fw15

AND

wago750-889Match-

Node

wago750-881_firmwareRangefw4–fw15

AND

wago750-881Match-

Node

wago750-831_firmwareRangefw4–fw15

AND

wago750-831Match-

Node

wago750-880_firmwareRangefw4–fw15

AND

wago750-880Match-

CPENameOperatorVersion
wago:750-880\/040-000_firmwarewago 750-880/040-000 firmwarelefw15

CPE	Name	Operator	Version
wago:750-880\/040-000_firmware	wago 750-880/040-000 firmware	le	fw15

CNA Affected

[
  {
    "product": "750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889",
    "vendor": "WAGO",
    "versions": [
      {
        "lessThan": "All*",
        "status": "affected",
        "version": "FW4",
        "versionType": "custom"
      }
    ]
  }
]

References

cert.vde.com/en-us/advisories/vde-2021-038

Social References

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

44.6%

JSON

Related for CVE-2021-34581

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