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cve[email protected]CVE-2022-23000
HistoryJul 25, 2022 - 7:15 p.m.

CVE-2022-23000

2022-07-2519:15:30
CWE-757
web.nvd.nist.gov
38
5
cve-2022-23000
sslcontext
tls
port forwarding
vulnerability
information security

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

The Western Digital My Cloud Web App [https://os5.mycloud.com/] uses a weak SSLContext when attempting to configure port forwarding rules. This was enabled to maintain compatibility with old or outdated home routers. By using an “SSL” context instead of “TLS” or specifying stronger validation, deprecated or insecure protocols are permitted. As a result, a local user with no privileges can exploit this vulnerability and jeopardize the integrity, confidentiality and authenticity of information transmitted. The scope of impact cannot extend to other components and no user input is required to exploit this vulnerability.

Affected configurations

NVD
Node
westerndigitalmy_cloud_pr2100_firmwareRange<5.23.114
AND
westerndigitalmy_cloud_pr2100Match-
Node
westerndigitalmy_cloud_pr4100_firmwareRange<5.23.114
AND
westerndigitalmy_cloud_pr4100Match-
Node
westerndigitalmy_cloud_ex4100_firmwareRange<5.23.114
AND
westerndigitalmy_cloud_ex4100Match-
Node
westerndigitalmy_cloud_ex2_ultra_firmwareRange<5.23.114
AND
westerndigitalmy_cloud_ex2_ultraMatch-
Node
westerndigitalmy_cloud_mirror_g2_firmwareRange<5.23.114
AND
westerndigitalmy_cloud_mirror_g2Match-
Node
westerndigitalmy_cloud_dl2100_firmwareRange<5.23.114
AND
westerndigitalmy_cloud_dl2100Match-
Node
westerndigitalmy_cloud_dl4100_firmwareRange<5.23.114
AND
westerndigitalmy_cloud_dl4100Match-
Node
westerndigitalmy_cloud_ex2100_firmwareRange<5.23.114
AND
westerndigitalmy_cloud_ex2100Match-
Node
westerndigitalmy_cloud_firmwareRange<5.23.114
AND
westerndigitalmy_cloudMatch-

CNA Affected

[
  {
    "platforms": [
      "Linux"
    ],
    "product": "My Cloud",
    "vendor": "Western Digital",
    "versions": [
      {
        "lessThan": "5.23.114",
        "status": "affected",
        "version": "My Cloud OS 5",
        "versionType": "custom"
      }
    ]
  }
]

Social References

More

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

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