Vulnerability-Lookup

CVE-2021-34360 (GCVE-0-2021-34360)

Vulnerability from cvelistv5 – Published: 2022-05-26 07:20 – Updated: 2024-09-16 19:56

Title

CSRF Bypass in Proxy Server

Summary

A cross-site request forgery (CSRF) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later QuTS hero h5.0.0: Proxy Server 1.4.3 ( 2022/01/18 ) and later QuTScloud c4.5.6: Proxy Server 1.4.2 ( 2021/12/30 ) and later

Severity

5.3 (Medium)


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

CWE

CWE-352

Assigner

qnap CNA under the mitre root

CNA scorecard B 85/100 over 61 records in the last 180 days details

References

1 reference

URL	Tags
https://www.qnap.com/en/security-advisory/qsa-22-18	x_refsource_MISC

Impacted products

2 products

Vendor	Product	Version	CPE status
QNAP Systems Inc.	Proxy Server	Affected: unspecified , < 1.4.2 ( 2021/12/30 ) (custom)	guessed
QNAP Systems Inc.	Proxy Server	Affected: unspecified , < 1.4.3 ( 2022/01/18 ) (custom)	guessed

Date Public

2022-05-26 00:00

Credits

Tony Martin, a security researcher

Show details on NVD website

JSON

To clipboard

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CERTFR-2022-AVI-503

Vulnerability from certfr_avis - Published: 2022-05-27 - Updated: 2022-05-27

Une vulnérabilité a été découverte dans QNAP Proxy Server. Elle permet à un attaquant de provoquer une injection de requêtes illégitimes par rebond (CSRF).

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None

Impacted products

Vendor	Product	Description
Qnap	QTS	QTS versions 4.5.x et QTS versions 5.0.x avec Proxy Server versions antérieures à 1.4.2 (2021/12/30)
Qnap	N/A	QuTScloud versions c4.5.x et QuTScloud versions c5.0.x avec Proxy Server versions antérieures à 1.4.2 (2021/12/30)
Qnap	QuTS hero	QuTS hero versions h5.0.x avec Proxy Server versions antérieures à 1.4.3 (2022/01/18)

References

Title

Publication Time

FKIE_CVE-2021-34360

Vulnerability from fkie_nvd - Published: 2022-05-26 14:15 - Updated: 2026-06-17 03:55

Severity

5.3 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

References

	URL	Tags
	security@qnapsecurity.com.tw	https://www.qnap.com/en/security-advisory/qsa-22-18	Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://www.qnap.com/en/security-advisory/qsa-22-18	Vendor Advisory

Impacted products

Vendor	Product	Version
qnap	nas_proxy_server	*
qnap	qts	*
qnap	nas_proxy_server	*
qnap	quts_hero	h5.0.0
qnap	nas_proxy_server	*
qnap	qutscloud	c4.5.6

JSON

To clipboard

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A cross-site request forgery (CSRF) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later QuTS hero h5.0.0: Proxy Server 1.4.3 ( 2022/01/18 ) and later QuTScloud c4.5.6: Proxy Server 1.4.2 ( 2021/12/30 ) and later"
    },
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      "lang": "es",
      "value": "Se ha informado de una vulnerabilidad de tipo cross-site request forgery (CSRF) que afecta al dispositivo QNAP ejecutando Servidor Proxy. Si es explotado, esta vulnerabilidad permite a atacantes remotos inyectar c\u00f3digo malicioso. Ya hemos corregido esta vulnerabilidad en las siguientes versiones de Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) y posteriores QuTS hero h5.0.0: Proxy Server 1.4.3 ( 2022/01/18 ) y posteriores QuTScloud c4.5.6: Proxy Server 1.4.2 ( 2021/12/30 ) y posteriores"
    }
  ],
  "id": "CVE-2021-34360",
  "lastModified": "2026-06-17T03:55:43.170",
  "metrics": {
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      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
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          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
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        },
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        "obtainAllPrivilege": false,
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        "type": "Primary",
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      }
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        "impactScore": 3.6,
        "source": "security@qnapsecurity.com.tw",
        "type": "Secondary"
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          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
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          "baseScore": 8.8,
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-05-26T14:15:07.883",
  "references": [
    {
      "source": "security@qnapsecurity.com.tw",
      "tags": [
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      "url": "https://www.qnap.com/en/security-advisory/qsa-22-18"
    },
    {
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
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          "value": "CWE-352"
        }
      ],
      "source": "security@qnapsecurity.com.tw",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-FX2R-GH7F-X6HF

Vulnerability from github – Published: 2022-05-27 00:01 – Updated: 2022-06-08 00:00

Details

Severity

8.8 (High)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-34360"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-352"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-05-26T14:15:00Z",
    "severity": "HIGH"
  },
  "details": "A cross-site request forgery (CSRF) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later QuTS hero h5.0.0: Proxy Server 1.4.3 ( 2022/01/18 ) and later QuTScloud c4.5.6: Proxy Server 1.4.2 ( 2021/12/30 ) and later",
  "id": "GHSA-fx2r-gh7f-x6hf",
  "modified": "2022-06-08T00:00:56Z",
  "published": "2022-05-27T00:01:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-34360"
    },
    {
      "type": "WEB",
      "url": "https://www.qnap.com/en/security-advisory/qsa-22-18"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

GSD-2021-34360

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

Aliases

CVE-2021-34360

Aliases

CVE-2021-34360

JSON

To clipboard

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  "GSD": {
    "alias": "CVE-2021-34360",
    "description": "A cross-site request forgery (CSRF) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later QuTS hero h5.0.0: Proxy Server 1.4.3 ( 2022/01/18 ) and later QuTScloud c4.5.6: Proxy Server 1.4.2 ( 2021/12/30 ) and later",
    "id": "GSD-2021-34360"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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        "CVE-2021-34360"
      ],
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      "id": "GSD-2021-34360",
      "modified": "2023-12-13T01:23:14.069061Z",
      "schema_version": "1.4.0"
    }
  },
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        "STATE": "PUBLIC",
        "TITLE": "CSRF Bypass in Proxy Server"
      },
      "affects": {
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            {
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    }
  }
}

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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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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.

Action not permitted

CVE-2021-34360 (GCVE-0-2021-34360)

CERTFR-2022-AVI-503

Solution

FKIE_CVE-2021-34360

GHSA-FX2R-GH7F-X6HF

GSD-2021-34360

Tags

Sightings

Nomenclature

Vulnerability timeline

Related by attack behaviour