MSRC_CVE-2025-54314

Vulnerability from csaf_microsoft - Published: 2025-07-02 00:00 - Updated: 2025-09-04 04:06
Summary
Thor before 1.4.0 can construct an unsafe shell command from library input. NOTE: this is disputed by the Supplier because "the method that was fixed can only be used with arguments that are controlled by Thor, and there is no way an attacker can take control of those arguments."

Notes

Additional Resources
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer
The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
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{
  "document": {
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
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    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2025-54314 Thor before 1.4.0 can construct an unsafe shell command from library input. NOTE: this is disputed by the Supplier because \"the method that was fixed can only be used with arguments that are controlled by Thor, and there is no way an attacker can take control of those arguments.\" - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2025/msrc_cve-2025-54314.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "Thor before 1.4.0 can construct an unsafe shell command from library input. NOTE: this is disputed by the Supplier because \"the method that was fixed can only be used with arguments that are controlled by Thor, and there is no way an attacker can take control of those arguments.\"",
    "tracking": {
      "current_release_date": "2025-09-04T04:06:48.000Z",
      "generator": {
        "date": "2025-10-20T03:36:12.162Z",
        "engine": {
          "name": "MSRC Generator",
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      },
      "id": "msrc_CVE-2025-54314",
      "initial_release_date": "2025-07-02T00:00:00.000Z",
      "revision_history": [
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          "date": "2025-09-04T04:06:48.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
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      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
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              {
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                "product": {
                  "name": "CBL Mariner 2.0",
                  "product_id": "17086"
                }
              }
            ],
            "category": "product_name",
            "name": "Azure Linux"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003ccbl2 rubygem-thor 1.2.1-2",
                "product": {
                  "name": "\u003ccbl2 rubygem-thor 1.2.1-2",
                  "product_id": "2"
                }
              },
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    "relationships": [
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        "relates_to_product_reference": "17086"
      },
      {
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        "full_product_name": {
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      },
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  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-54314",
      "cwe": {
        "id": "CWE-78",
        "name": "Improper Neutralization of Special Elements used in an OS Command (\u0026#39;OS Command Injection\u0026#39;)"
      },
      "notes": [
        {
          "category": "general",
          "text": "mitre",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
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          "20395-17086"
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        "known_affected": [
          "17086-2",
          "17086-1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2025-54314 Thor before 1.4.0 can construct an unsafe shell command from library input. NOTE: this is disputed by the Supplier because \"the method that was fixed can only be used with arguments that are controlled by Thor, and there is no way an attacker can take control of those arguments.\" - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2025/msrc_cve-2025-54314.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-09-04T04:06:48.000Z",
          "details": "1.2.1-3:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-2",
            "17086-1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 2.8,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "environmentalsScore": 0.0,
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "temporalScore": 2.8,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "17086-2",
            "17086-1"
          ]
        }
      ],
      "title": "Thor before 1.4.0 can construct an unsafe shell command from library input. NOTE: this is disputed by the Supplier because \"the method that was fixed can only be used with arguments that are controlled by Thor, and there is no way an attacker can take control of those arguments.\""
    }
  ]
}


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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.