ghsa-xwcp-g9fq-2mmp
Vulnerability from github
Published
2024-07-11 18:31
Modified
2024-07-11 18:31
Details

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS on SRX Series, and MX Series with SPC3 allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS).

When an affected device receives specific valid TCP traffic, the pfe crashes and restarts leading to a momentary but complete service outage.

This issue affects Junos OS:

21.2 releases from 21.2R3-S5 before 21.2R3-S6.

This issue does not affect earlier or later releases.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2024-39540"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-754"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-07-11T17:15:12Z",
    "severity": "HIGH"
  },
  "details": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS on SRX Series, and MX Series with SPC3 allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS).\n\nWhen an affected device receives specific valid TCP traffic, the pfe crashes and restarts leading to a momentary but complete service outage.\n\nThis issue affects Junos OS:\n\n21.2 releases from 21.2R3-S5 before 21.2R3-S6.\n\nThis issue does not affect earlier or later releases.",
  "id": "GHSA-xwcp-g9fq-2mmp",
  "modified": "2024-07-11T18:31:13Z",
  "published": "2024-07-11T18:31:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-39540"
    },
    {
      "type": "WEB",
      "url": "https://supportportal.juniper.net/JSA83000"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/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",
      "type": "CVSS_V4"
    }
  ]
}


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