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cve[email protected]CVE-2021-22738
HistoryMay 26, 2021 - 8:15 p.m.

CVE-2021-22738

2021-05-2620:15:09
CWE-327
web.nvd.nist.gov
27
2
cve-2021-22738
cryptographic algorithm
vulnerability
homelynk
spacelynk
unauthorized access
brute force attack

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

60.8%

Use of a Broken or Risky Cryptographic Algorithm vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior that could cause unauthorized access when credentials are discovered after a brute force attack.

Affected configurations

NVD
Node
schneider-electricspacelynk_firmwareRange2.6.0
AND
schneider-electricspacelynkMatch-
Node
schneider-electrichomelynk_firmwareRange2.6.0
AND
schneider-electrichomelynkMatch-

CNA Affected

[
  {
    "product": "homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior"
      }
    ]
  }
]

Social References

More

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

60.8%

Related for CVE-2021-22738