nn-2021_1-01
Vulnerability from csaf_nozominetworks
Published
2021-02-22 11:00
Modified
2023-11-16 11:00
Summary
Authenticated command injection when changing date settings or hostname in Guardian/CMC before 20.0.7.4

Notes

Risk Level for Nozomi customers
Low


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "HIGH"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "other",
        "text": "Low",
        "title": "Risk Level for Nozomi customers"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "Nozomi Networks Product Security team can be reached at prodsec@nozominetworks.com",
      "name": "Nozomi Networks Product Security",
      "namespace": "https://security.nozominetworks.com/psirt"
    },
    "title": "Authenticated command injection when changing date settings or hostname in Guardian/CMC before 20.0.7.4",
    "tracking": {
      "aliases": [
        "CVE-2021-26724"
      ],
      "current_release_date": "2023-11-16T11:00:00.000Z",
      "id": "NN-2021:1-01",
      "initial_release_date": "2021-02-22T11:00:00.000Z",
      "revision_history": [
        {
          "date": "2021-02-22T11:00:00.000Z",
          "number": "1",
          "summary": "Initial revision"
        },
        {
          "date": "2023-09-04T11:00:00.000Z",
          "number": "2",
          "summary": "Minor updates to format and metadata to improve the CSAF implementation"
        },
        {
          "date": "2023-11-13T11:00:00.000Z",
          "number": "3",
          "summary": "Migrated to CSAF VEX format"
        },
        {
          "date": "2023-11-16T11:00:00.000Z",
          "number": "4",
          "summary": "CSAF vers improvements"
        }
      ],
      "status": "final",
      "version": "4"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003c19.0.12",
                "product": {
                  "name": "Nozomi Networks Guardian \u003c19.0.12",
                  "product_id": "CSAFPID-0001"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003e=20.0.0|\u003c20.0.7.4",
                "product": {
                  "name": "Nozomi Networks Guardian \u003e=20.0.0|\u003c20.0.7.4",
                  "product_id": "CSAFPID-0002"
                }
              },
              {
                "category": "product_version",
                "name": "19.0.12",
                "product": {
                  "name": "Nozomi Networks Guardian 19.0.12",
                  "product_id": "CSAFPID-0003"
                }
              },
              {
                "category": "product_version",
                "name": "20.0.7.4",
                "product": {
                  "name": "Nozomi Networks Guardian 20.0.7.4",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "Guardian"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003c19.0.12",
                "product": {
                  "name": "Nozomi Networks CMC \u003c19.0.12",
                  "product_id": "CSAFPID-0005"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:gem/\u003e=20.0.0|\u003c20.0.7.4",
                "product": {
                  "name": "Nozomi Networks CMC \u003e=20.0.0|\u003c20.0.7.4",
                  "product_id": "CSAFPID-0006"
                }
              },
              {
                "category": "product_version",
                "name": "19.0.12",
                "product": {
                  "name": "Nozomi Networks CMC 19.0.12",
                  "product_id": "CSAFPID-0007"
                }
              },
              {
                "category": "product_version",
                "name": "20.0.7.4",
                "product": {
                  "name": "Nozomi Networks CMC 20.0.7.4",
                  "product_id": "CSAFPID-0008"
                }
              }
            ],
            "category": "product_name",
            "name": "CMC"
          }
        ],
        "category": "vendor",
        "name": "Nozomi Networks"
      }
    ]
  },
  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
            "Erik de Jong"
          ],
          "summary": "finding this bug"
        }
      ],
      "cve": "CVE-2021-26724",
      "cwe": {
        "id": "CWE-78",
        "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)"
      },
      "discovery_date": "2021-02-04T11:00:00.000Z",
      "ids": [
        {
          "system_name": "Nozomi Networks Security Advisory ID",
          "text": "NN-2021:1-01"
        }
      ],
      "notes": [
        {
          "category": "summary",
          "text": "An OS command injection vulnerability in the management interface allows an authenticated administrator to execute arbitrary OS commands gaining access to the system.",
          "title": "Vulnerability summary"
        }
      ],
      "product_status": {
        "fixed": [
          "CSAFPID-0003",
          "CSAFPID-0004",
          "CSAFPID-0007",
          "CSAFPID-0008"
        ],
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0005",
          "CSAFPID-0006"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "Mitre CVE entry",
          "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26724"
        },
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://security.nozominetworks.com/csaf/2021/nn-2021_1-01.json"
        },
        {
          "category": "self",
          "summary": "Human-readable advisory.",
          "url": "https://security.nozominetworks.com/NN-2021:1-01"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Use internal firewall feature to limit management interface access and review user roles.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "v19 series: Upgrade to v19.0.12.   v20 series: Upgrade to v20.0.7.4.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0005",
            "CSAFPID-0006"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Authenticated web GUI administrator can execute a command on the local system and then escalate privilege to the root user.   However, as by design web GUI administrators are allowed to use ssh keys to gain full console access, this finding has a low impact on our customers."
        }
      ],
      "title": "Authenticated command injection when changing date settings or hostname in Guardian/CMC before 20.0.7.4"
    }
  ]
}


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