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VAR-202205-1502

Vulnerability from variot - Updated: 2023-12-18 12:26

A weak default administrator password for the web interface and serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical or local network access

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CVE-2021-42850 (GCVE-0-2021-42850)

Vulnerability from cvelistv5 – Published: 2022-05-18 16:10 – Updated: 2024-08-04 03:38

Summary

Severity ?

8.8 (High)


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

CWE

CWE-798 - Use of Hard-coded Credentials

Assigner

lenovo

References

URL

Tags

https://iknow.lenovo.com.cn/detail/dc_200017.html

x_refsource_MISC

Impacted products

Vendor

Product

Version

Lenovo

Personal Cloud Storage A1

Affected: unspecified , < 5.3.6.a1 (custom)

Lenovo	Personal Cloud Storage T1	Affected: unspecified , < 5.3.6.t1 (custom)
Lenovo	Personal Cloud Storage X1	Affected: unspecified , < 5.3.8.x1 (custom)
Lenovo	Personal Cloud Storage T2	Affected: unspecified , < 5.3.8.t2 (custom)
Lenovo	Personal Cloud Storage T2Pro	Affected: unspecified , < 5.3.7.t2-pro (custom)

Credits

Lenovo thanks Kais and KT of 360 Vulcan Team for reporting this issue.

Show details on NVD website

JSON

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              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://iknow.lenovo.com.cn/detail/dc_200017.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Personal Cloud Storage A1",
          "vendor": "Lenovo",
          "versions": [
            {
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              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
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            }
          ]
        },
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          "versions": [
            {
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              "status": "affected",
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            }
          ]
        },
        {
          "product": "Personal Cloud Storage T2",
          "vendor": "Lenovo",
          "versions": [
            {
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              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Personal Cloud Storage T2Pro",
          "vendor": "Lenovo",
          "versions": [
            {
              "lessThan": "5.3.7.t2-pro",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Lenovo thanks Kais and KT of 360 Vulcan Team for reporting this issue."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A weak default administrator password for the web interface and serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical or local network access."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
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          }
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-798",
              "description": "CWE-798 Use of Hard-coded Credentials",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
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        "orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b",
        "shortName": "lenovo"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://iknow.lenovo.com.cn/detail/dc_200017.html"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Update to the Lenovo Personal Cloud Storage device firmware listed in the product table  in LEN-73439."
        }
      ],
      "source": {
        "advisory": "LEN-73439",
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@lenovo.com",
          "ID": "CVE-2021-42850",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Personal Cloud Storage A1",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "5.3.6.a1"
                          }
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                      }
                    },
                    {
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                      "version": {
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                    },
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              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Lenovo thanks Kais and KT of 360 Vulcan Team for reporting this issue."
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              "refsource": "MISC",
              "url": "https://iknow.lenovo.com.cn/detail/dc_200017.html"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
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        ],
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          "discovery": "UNKNOWN"
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      }
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  },
  "cveMetadata": {
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    "assignerShortName": "lenovo",
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    "datePublished": "2022-05-18T16:10:30.000Z",
    "dateReserved": "2021-10-22T00:00:00.000Z",
    "dateUpdated": "2024-08-04T03:38:50.139Z",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

VAR-202205-1502

CVE-2021-42850 (GCVE-0-2021-42850)

Tags

Sightings

Nomenclature