Vulnerability-Lookup

CNVD-2021-48977

Vulnerability from cnvd - Published: 2021-07-09

Title

QSAN Storage Manager路径遍历漏洞（CNVD-2021-48977）

Description

QSAN Storage Manager是广盛科技股份有限公司（QSAN）的一个NAS操作系统。 QSAN Storage Manager 3.3.1及更早版本中的FileviewDoc存在绝对路径遍历漏洞。攻击者可通过注入符号链接利用该漏洞访问任意文件。

Severity

中

Patch Name

QSAN Storage Manager路径遍历漏洞（CNVD-2021-48977）的补丁

Patch Description

QSAN Storage Manager是广盛科技股份有限公司（QSAN）的一个NAS操作系统。 QSAN Storage Manager 3.3.1及更早版本中的FileviewDoc存在绝对路径遍历漏洞。攻击者可通过注入符号链接利用该漏洞访问任意文件。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://www.qsan.com/en/os/qsm

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-32509

Impacted products

Name
QSAN QSAN Storage Manager <=3.3.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-32509",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-32509"
    }
  },
  "description": "QSAN Storage Manager\u662f\u5e7f\u76db\u79d1\u6280\u80a1\u4efd\u6709\u9650\u516c\u53f8\uff08QSAN\uff09\u7684\u4e00\u4e2aNAS\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nQSAN Storage Manager 3.3.1\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684FileviewDoc\u5b58\u5728\u7edd\u5bf9\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6ce8\u5165\u7b26\u53f7\u94fe\u63a5\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u4efb\u610f\u6587\u4ef6\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.qsan.com/en/os/qsm",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-48977",
  "openTime": "2021-07-09",
  "patchDescription": "QSAN Storage Manager\u662f\u5e7f\u76db\u79d1\u6280\u80a1\u4efd\u6709\u9650\u516c\u53f8\uff08QSAN\uff09\u7684\u4e00\u4e2aNAS\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nQSAN Storage Manager 3.3.1\u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684FileviewDoc\u5b58\u5728\u7edd\u5bf9\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6ce8\u5165\u7b26\u53f7\u94fe\u63a5\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u4efb\u610f\u6587\u4ef6\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "QSAN Storage Manager\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff08CNVD-2021-48977\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "QSAN QSAN Storage Manager \u003c=3.3.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-32509",
  "serverity": "\u4e2d",
  "submitTime": "2021-07-08",
  "title": "QSAN Storage Manager\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff08CNVD-2021-48977\uff09"
}

CVE-2021-32509 (GCVE-0-2021-32509)

Vulnerability from cvelistv5 – Published: 2021-07-07 14:11 – Updated: 2024-09-16 23:20

Title

QSAN Storage Manager - UNIX Symbolic Link (Symlink) Following via FileviewDoc function

Summary

Absolute Path Traversal vulnerability in FileviewDoc in QSAN Storage Manager allows remote authenticated attackers access arbitrary files by injecting the Symbolic Link following the Url path parameter. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3.

Severity

6.5 (Medium)


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

CWE

CWE-61 - UNIX Symbolic Link (Symlink) Following

Assigner

twcert mitre root

References

1 reference

URL	Tags
https://www.twcert.org.tw/tw/cp-132-4865-0c967-1.html	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
QSAN	Storage Manager	Affected: unspecified , ≤ 3.3.1 (custom)

Date Public

2021-07-07 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:17:29.531Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.twcert.org.tw/tw/cp-132-4865-0c967-1.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Storage Manager",
          "vendor": "QSAN",
          "versions": [
            {
              "lessThanOrEqual": "3.3.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-07-07T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Absolute Path Traversal vulnerability in FileviewDoc in QSAN Storage Manager allows remote authenticated attackers access arbitrary files by injecting the Symbolic Link following the Url path parameter. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-61",
              "description": "CWE-61 UNIX Symbolic Link (Symlink) Following",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-07-22T10:32:29.000Z",
        "orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
        "shortName": "twcert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.twcert.org.tw/tw/cp-132-4865-0c967-1.html"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "QSAN Storage Manager v3.3.3"
        }
      ],
      "source": {
        "advisory": "TVN-202104014",
        "discovery": "EXTERNAL"
      },
      "title": "QSAN Storage Manager - UNIX Symbolic Link (Symlink) Following via FileviewDoc function",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "AKA": "TWCERT/CC",
          "ASSIGNER": "cve@cert.org.tw",
          "DATE_PUBLIC": "2021-07-07T09:17:00.000Z",
          "ID": "CVE-2021-32509",
          "STATE": "PUBLIC",
          "TITLE": "QSAN Storage Manager - UNIX Symbolic Link (Symlink) Following via FileviewDoc function"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Storage Manager",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c=",
                            "version_value": "3.3.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "QSAN"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Absolute Path Traversal vulnerability in FileviewDoc in QSAN Storage Manager allows remote authenticated attackers access arbitrary files by injecting the Symbolic Link following the Url path parameter. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-61 UNIX Symbolic Link (Symlink) Following"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.twcert.org.tw/tw/cp-132-4865-0c967-1.html",
              "refsource": "MISC",
              "url": "https://www.twcert.org.tw/tw/cp-132-4865-0c967-1.html"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "QSAN Storage Manager v3.3.3"
          }
        ],
        "source": {
          "advisory": "TVN-202104014",
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
    "assignerShortName": "twcert",
    "cveId": "CVE-2021-32509",
    "datePublished": "2021-07-07T14:11:44.024Z",
    "dateReserved": "2021-05-10T00:00:00.000Z",
    "dateUpdated": "2024-09-16T23:20:43.163Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.