fkie_cve-2025-21590
Vulnerability from fkie_nvd
Published
2025-03-12 14:15
Modified
2025-03-14 20:35
Summary
An Improper Isolation or Compartmentalization vulnerability in the kernel of Juniper Networks Junos OS allows a local attacker with high privileges to compromise the integrity of the device. A local attacker with access to the shell is able to inject arbitrary code which can compromise an affected device. This issue is not exploitable from the Junos CLI. This issue affects Junos OS:  * All versions before 21.2R3-S9, * 21.4 versions before 21.4R3-S10,  * 22.2 versions before 22.2R3-S6,  * 22.4 versions before 22.4R3-S6,  * 23.2 versions before 23.2R2-S3,  * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R1-S2, 24.2R2.
Impacted products
Vendor Product Version
juniper junos *
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.2
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 21.4
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.2
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 22.4
juniper junos 23.2
juniper junos 23.2
juniper junos 23.2
juniper junos 23.2
juniper junos 23.2
juniper junos 23.2
juniper junos 23.2
juniper junos 23.4
juniper junos 23.4
juniper junos 23.4
juniper junos 23.4
juniper junos 23.4
juniper junos 23.4
juniper junos 23.4
juniper junos 23.4
juniper junos 23.4
juniper junos 24.2
juniper junos 24.2
juniper junos 24.2
juniper junos 24.2
juniper junos 24.2



{
  "cisaActionDue": "2025-04-03",
  "cisaExploitAdd": "2025-03-13",
  "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
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              "matchCriteriaId": "5923610F-878C-48CA-8B5D-9C609E4DD4DB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:juniper:junos:23.4:r2-s3:*:*:*:*:*:*",
              "matchCriteriaId": "A7C207E3-0252-4192-8E8C-E2ED2831B4F4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:juniper:junos:24.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "EB144AB0-6192-41FA-96A0-3CCA399FA10B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:juniper:junos:24.2:-:*:*:*:*:*:*",
              "matchCriteriaId": "89524D6D-0B22-4952-AD8E-8072C5A05D5C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:juniper:junos:24.2:r1:*:*:*:*:*:*",
              "matchCriteriaId": "AD69A194-1B03-44EA-8092-79BD10C6F729",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:juniper:junos:24.2:r1-s1:*:*:*:*:*:*",
              "matchCriteriaId": "8463ADB4-B8A7-4D63-97A9-232ED713A21C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:juniper:junos:24.2:r2:*:*:*:*:*:*",
              "matchCriteriaId": "266B520A-482A-43F7-90F8-B9D64D30034F",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An Improper Isolation or Compartmentalization vulnerability in the kernel of Juniper Networks Junos OS allows a local attacker with high privileges to compromise the integrity of the device.\n\nA local attacker with access to the shell is able to inject arbitrary code which can compromise an affected device.\nThis issue is not exploitable from the Junos CLI.\nThis issue affects Junos OS:\u00a0\n\n\n\n  *  All versions before 21.2R3-S9,\n  *  21.4 versions before 21.4R3-S10,\u00a0\n  *  22.2 versions before 22.2R3-S6,\u00a0\n  *  22.4 versions before 22.4R3-S6,\u00a0\n  *  23.2 versions before 23.2R2-S3,\u00a0\n  *  23.4 versions before 23.4R2-S4,\n  *  24.2 versions before 24.2R1-S2, 24.2R2."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de aislamiento o compartimentaci\u00f3n inadecuados en el kernel de Junos OS de Juniper Networks permite a un atacante local con privilegios elevados comprometer la integridad del dispositivo. Un atacante local con acceso al shell puede inyectar c\u00f3digo arbitrario que puede comprometer un dispositivo afectado. Este problema no se puede explotar desde la interfaz de l\u00ednea de comandos de Junos. Este problema afecta a Junos OS: * Todas las versiones anteriores a 21.2R3-S9, * Versiones 21.4 anteriores a 21.4R3-S10, * Versiones 22.2 anteriores a 22.2R3-S6, * Versiones 22.4 anteriores a 22.4R3-S6, * Versiones 23.2 anteriores a 23.2R2-S3, * Versiones 23.4 anteriores a 23.4R2-S4, * Versiones 24.2 anteriores a 24.2R1-S2 y 24.2R2."
    }
  ],
  "id": "CVE-2025-21590",
  "lastModified": "2025-03-14T20:35:13.207",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 3.6,
        "source": "sirt@juniper.net",
        "type": "Primary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "LOCAL",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "HIGH",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "NONE",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "HIGH",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "sirt@juniper.net",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-03-12T14:15:15.447",
  "references": [
    {
      "source": "sirt@juniper.net",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://cloud.google.com/blog/topics/threat-intelligence/china-nexus-espionage-targets-juniper-routers"
    },
    {
      "source": "sirt@juniper.net",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://supportportal.juniper.net/JSA93446"
    }
  ],
  "sourceIdentifier": "sirt@juniper.net",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-653"
        }
      ],
      "source": "sirt@juniper.net",
      "type": "Primary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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