github - ghsa-xwcp-g9fq-2mmp

GHSA-XWCP-G9FQ-2MMP

Vulnerability from github – Published: 2024-07-11 18:31 – Updated: 2024-07-11 18:31

Details

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.

Severity ?

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.7 (High)


                  
                    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

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{
  "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"
    }
  ]
}

CVE-2024-39540 (GCVE-0-2024-39540)

Vulnerability from cvelistv5 – Published: 2024-07-11 16:16 – Updated: 2024-08-02 04:26

Summary

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.

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.7 (High)


                        
                          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

CWE

CWE-754 - Improper Check for Unusual or Exceptional Conditions

Assigner

juniper

References

URL

Tags

https://supportportal.juniper.net/JSA83000

vendor-advisory

Impacted products

	Vendor	Product	Version
	Juniper Networks	Junos OS	Affected: 21.2R3-S5 , < 21.2R3-S6 (semver)

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JSON

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{
  "containers": {
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        "affected": [
          {
            "cpes": [
              "cpe:2.3:o:juniper:junos:21.2:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unaffected",
            "product": "junos",
            "vendor": "juniper",
            "versions": [
              {
                "lessThan": "21.2r3-s6",
                "status": "affected",
                "version": "21.2",
                "versionType": "semver"
              }
            ]
          }
        ],
        "metrics": [
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                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-11T18:48:08.891704Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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        "providerMetadata": {
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            "url": "https://supportportal.juniper.net/JSA83000"
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        ],
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      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
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          ],
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              "status": "affected",
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      "datePublic": "2024-07-10T16:00:00.000Z",
      "descriptions": [
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          "supportingMedia": [
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        }
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      "exploits": [
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          "lang": "en",
          "supportingMedia": [
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          ],
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      ],
      "metrics": [
        {
          "cvssV3_1": {
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        "dateUpdated": "2024-07-11T16:16:37.977Z",
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  "cveMetadata": {
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    "datePublished": "2024-07-11T16:16:37.977Z",
    "dateReserved": "2024-06-25T15:12:53.244Z",
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Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-XWCP-G9FQ-2MMP

CVE-2024-39540 (GCVE-0-2024-39540)

Tags

Sightings

Nomenclature