certfr_avis - certfr-2024-avi-0550

CERTFR-2024-AVI-0550

Vulnerability from certfr_avis - Published: - Updated:

Une vulnérabilité a été découverte dans le protocole RADIUS. Elle permet à un attaquant de provoquer un contournement de la politique de sécurité.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products

	Vendor	Product	Description
	FreeRadius	FreeRADIUS	FreeRadius versions 3.2.x antérieures à 3.2.5 FreeRadius versions antérieures à 3.0.27

References

Title

Publication Time

CVE-2024-3596 (GCVE-0-2024-3596)

Vulnerability from cvelistv5 – Published: 2024-07-09 12:02 – Updated: 2025-11-04 17:20

Summary

RADIUS Protocol under RFC 2865 is susceptible to forgery attacks by a local attacker who can modify any valid Response (Access-Accept, Access-Reject, or Access-Challenge) to any other response using a chosen-prefix collision attack against MD5 Response Authenticator signature.

Severity ?

9 (Critical)


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

CWE

Assigner

certcc

References

URL

Tags

	https://datatracker.ietf.org/doc/html/rfc2865
	https://datatracker.ietf.org/doc/draft-ietf-radex…
	https://networkradius.com/assets/pdf/radius_and_m…
	https://www.blastradius.fail/
	http://www.openwall.com/lists/oss-security/2024/07/09/4
	https://psirt.global.sonicwall.com/vuln-detail/SN…
	https://cert-portal.siemens.com/productcert/html/…	vendor-advisory
	https://cert-portal.siemens.com/productcert/html/…	vendor-advisory

Impacted products

	Vendor	Product	Version
	IETF	RFC	Affected: 2865

Credits

Thanks to Sharon Goldberg, Miro Haller, Nadia Heninger, Mike Milano, Dan Shumow, Marc Stevens, and Adam Suhl who researched and reported this vulnerability

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:ietf:rfc:2865:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "rfc",
            "vendor": "ietf",
            "versions": [
              {
                "status": "affected",
                "version": "2865"
              }
            ]
          }
        ],
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "CHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-3596",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-11T03:55:37.141738Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-04T21:05:25.373Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T17:20:52.225Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://security.netapp.com/advisory/ntap-20240822-0001/"
          },
          {
            "url": "https://today.ucsd.edu/story/computer-scientists-discover-vulnerabilities-in-a-popular-security-protocol"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://datatracker.ietf.org/doc/html/rfc2865"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://datatracker.ietf.org/doc/draft-ietf-radext-deprecating-radius/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://networkradius.com/assets/pdf/radius_and_md5_collisions.pdf"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.blastradius.fail/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2024/07/09/4"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0014"
          },
          {
            "url": "https://www.kb.cert.org/vuls/id/456537"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "RFC",
          "vendor": "IETF",
          "versions": [
            {
              "status": "affected",
              "version": "2865"
            }
          ]
        }
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          "type": "finder",
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        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-328: Use of Weak Hash",
              "lang": "en"
            }
          ]
        },
        {
          "descriptions": [
            {
              "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor",
              "lang": "en"
            }
          ]
        },
        {
          "descriptions": [
            {
              "description": "CWE-924 Improper Enforcement of Message Integrity During Transmission in a Communication Channel",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-03T17:29:16.788Z",
        "orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "shortName": "certcc"
      },
      "references": [
        {
          "url": "https://datatracker.ietf.org/doc/html/rfc2865"
        },
        {
          "url": "https://datatracker.ietf.org/doc/draft-ietf-radext-deprecating-radius/"
        },
        {
          "url": "https://networkradius.com/assets/pdf/radius_and_md5_collisions.pdf"
        },
        {
          "url": "https://www.blastradius.fail/"
        },
        {
          "url": "http://www.openwall.com/lists/oss-security/2024/07/09/4"
        },
        {
          "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0014"
        },
        {
          "name": "Siemens Security Advisory by Siemens ProductCERT for  SIPROTEC, SICAM and related product",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-794185.html"
        },
        {
          "name": "Siemens Security Advisory by Siemens ProductCERT to SCALANCE, RUGGEDCOM and related products.",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-723487.html"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "RADIUS Protocol under RFC2865 is vulnerable to forgery attacks.",
      "x_generator": {
        "engine": "VINCE 3.0.4",
        "env": "prod",
        "origin": "https://cveawg.mitre.org/api/cve/CVE-2024-3596"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
    "assignerShortName": "certcc",
    "cveId": "CVE-2024-3596",
    "datePublished": "2024-07-09T12:02:53.001Z",
    "dateReserved": "2024-04-10T15:09:45.391Z",
    "dateUpdated": "2025-11-04T17:20:52.225Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

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