Vulnerability Monitor

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CVE-2021-34581

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.

Published

2021-08-31T11:15:07.830

Last Modified

2024-11-21T06:10:44.833

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

6.9

Weaknesses
  • Type: Secondary
    CWE-772
  • Type: Primary
    CWE-772
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System wago 750-880\/040-000_firmware ≤ fw15 Yes
Hardware wago 750-880\/040-000 - No
Operating System wago 750-880\/025-002_firmware ≤ fw15 Yes
Hardware wago 750-880\/025-002 - No
Operating System wago 750-880\/025-001_firmware ≤ fw15 Yes
Hardware wago 750-880\/025-001 - No
Operating System wago 750-880\/025-000_firmware ≤ fw15 Yes
Hardware wago 750-880\/025-000 - No
Operating System wago 750-831\/000-002_firmware ≤ fw15 Yes
Hardware wago 750-831\/000-002 - No
Operating System wago 750-889_firmware ≤ fw15 Yes
Hardware wago 750-889 - No
Operating System wago 750-881_firmware ≤ fw15 Yes
Hardware wago 750-881 - No
Operating System wago 750-831_firmware ≤ fw15 Yes
Hardware wago 750-831 - No
Operating System wago 750-880_firmware ≤ fw15 Yes
Hardware wago 750-880 - No
References