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CVE-2025-30646 Junos OS and Junos OS Evolved: Receipt of a malformed LLDP TLV results in l2cpd crash

🗓️ 09 Apr 2025 19:53:27Reported by juniperType 
cvelist
 cvelist
🔗 www.cve.org👁 14 Views

Malformatted LLDP TLV crashes l2cpd in Junos OS, leading to Denial of Service vulnerability.

Related
Affected
Refs
[
  {
    "defaultStatus": "unaffected",
    "product": "Junos OS",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "21.2R3-S9",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThan": "21.4R3-S10",
        "status": "affected",
        "version": "21.4",
        "versionType": "semver"
      },
      {
        "lessThan": "22.2R3-S6",
        "status": "affected",
        "version": "22.2",
        "versionType": "semver"
      },
      {
        "lessThan": "22.4R3-S6",
        "status": "affected",
        "version": "22.4",
        "versionType": "semver"
      },
      {
        "lessThan": "23.2R2-S3",
        "status": "affected",
        "version": "23.2",
        "versionType": "semver"
      },
      {
        "lessThan": "23.4R2-S4",
        "status": "affected",
        "version": "23.4",
        "versionType": "semver"
      },
      {
        "lessThan": "24.2R2",
        "status": "affected",
        "version": "24.2",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "Junos OS Evolved",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "21.4R3-S10-EVO",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThan": "22.2R3-S6-EVO",
        "status": "affected",
        "version": "22.2-EVO",
        "versionType": "semver"
      },
      {
        "lessThan": "22.4R3-S6-EVO",
        "status": "affected",
        "version": "22.4-EVO",
        "versionType": "semver"
      },
      {
        "lessThan": "23.2R2-S3-EVO",
        "status": "affected",
        "version": "23.2-EVO",
        "versionType": "semver"
      },
      {
        "lessThan": "23.4R2-S4-EVO",
        "status": "affected",
        "version": "23.4-EVO",
        "versionType": "semver"
      },
      {
        "lessThan": "24.2R2-EVO",
        "status": "affected",
        "version": "24.2-EVO",
        "versionType": "semver"
      }
    ]
  }
]

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