MSRC_CVE-2023-5992

Vulnerability from csaf_microsoft - Published: 2024-01-01 08:00 - Updated: 2025-02-27 00:00
Summary
Opensc: side-channel leaks while stripping encryption pkcs#1 padding

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/"
      }
    },
    "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-2023-5992 Opensc: side-channel leaks while stripping encryption pkcs#1 padding - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2023-5992.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": "Opensc: side-channel leaks while stripping encryption pkcs#1 padding",
    "tracking": {
      "current_release_date": "2025-02-27T00:00:00.000Z",
      "generator": {
        "date": "2025-10-20T00:58:25.417Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2023-5992",
      "initial_release_date": "2024-01-01T08:00:00.000Z",
      "revision_history": [
        {
          "date": "2024-06-30T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        },
        {
          "date": "2025-02-27T00:00:00.000Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "Added opensc to CBL-Mariner 2.0\nAdded opensc to Azure Linux 3.0"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "3.0",
                "product": {
                  "name": "Azure Linux 3.0",
                  "product_id": "17084"
                }
              },
              {
                "category": "product_version",
                "name": "2.0",
                "product": {
                  "name": "CBL Mariner 2.0",
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                }
              }
            ],
            "category": "product_name",
            "name": "Azure Linux"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003cazl3 opensc 0.23.0-1",
                "product": {
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                }
              },
              {
                "category": "product_version",
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              },
              {
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                "product": {
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                  "product_id": "3"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 opensc 0.23.0-3",
                "product": {
                  "name": "cbl2 opensc 0.23.0-3",
                  "product_id": "18176"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003cazl3 opensc 0.25.1-3",
                "product": {
                  "name": "\u003cazl3 opensc 0.25.1-3",
                  "product_id": "4"
                }
              },
              {
                "category": "product_version",
                "name": "azl3 opensc 0.25.1-3",
                "product": {
                  "name": "azl3 opensc 0.25.1-3",
                  "product_id": "17819"
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003ccbl2 opensc 0.23.0-4",
                "product": {
                  "name": "\u003ccbl2 opensc 0.23.0-4",
                  "product_id": "2"
                }
              },
              {
                "category": "product_version",
                "name": "cbl2 opensc 0.23.0-4",
                "product": {
                  "name": "cbl2 opensc 0.23.0-4",
                  "product_id": "19853"
                }
              }
            ],
            "category": "product_name",
            "name": "opensc"
          }
        ],
        "category": "vendor",
        "name": "Microsoft"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
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      },
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        },
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      },
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      },
      {
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        "relates_to_product_reference": "17084"
      },
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        "relates_to_product_reference": "17084"
      },
      {
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        },
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        "relates_to_product_reference": "17086"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-5992",
      "cwe": {
        "id": "CWE-203",
        "name": "Observable Discrepancy"
      },
      "notes": [
        {
          "category": "general",
          "text": "redhat",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "19857-17084",
          "18176-17086",
          "17819-17084",
          "19853-17086"
        ],
        "known_affected": [
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          "17086-3",
          "17084-4",
          "17086-2"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2023-5992 Opensc: side-channel leaks while stripping encryption pkcs#1 padding - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2023-5992.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2024-06-30T07:00:00.000Z",
          "details": "0.25.1-3:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
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            "17084-4"
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        },
        {
          "category": "vendor_fix",
          "date": "2024-06-30T07:00:00.000Z",
          "details": "0.23.0-3:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "17086-3",
            "17086-2"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 5.9,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "17084-1",
            "17086-3",
            "17084-4",
            "17086-2"
          ]
        }
      ],
      "title": "Opensc: side-channel leaks while stripping encryption pkcs#1 padding"
    }
  ]
}


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Sightings

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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.