Vulnerability-Lookup

FKIE_CVE-2015-6429

Vulnerability from fkie_nvd - Published: 2015-12-19 14:59 - Updated: 2026-06-17 00:30

Severity

Summary

The IKEv1 state machine in Cisco IOS 15.4 through 15.6 and IOS XE 3.15 through 3.17 allows remote attackers to cause a denial of service (IPsec connection termination) via a crafted IKEv1 packet to a tunnel endpoint, aka Bug ID CSCuw08236.

References

URL	Tags
psirt@cisco.com	http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151218-ios	Vendor Advisory
psirt@cisco.com	http://www.securitytracker.com/id/1034505
af854a3a-2127-422b-91ae-364da2661108	http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151218-ios	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.securitytracker.com/id/1034505

Impacted products

Vendor	Product	Version
cisco	ios	15.4\(3\)s
cisco	ios	15.5\(1\)s
cisco	ios	15.5\(1\)t
cisco	ios	15.5\(2\)s
cisco	ios	15.5\(2\)t
cisco	ios	15.5\(3\)m
cisco	ios	15.5\(3\)m1
cisco	ios	15.5\(3\)s
cisco	ios	15.5\(3\)s1
cisco	ios	15.6\(0.17\)t
cisco	ios	15.6\(1\)t0a
cisco	ios_xe	3.15s.0
cisco	ios_xe	3.15s.1
cisco	ios_xe	3.15s.2
cisco	ios_xe	3.16s.0
cisco	ios_xe	3.16s.1
cisco	ios_xe	3.17s.0
cisco	ios_xe	3.17s.1

JSON

To clipboard

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          "vendor": "n/a",
          "versions": [
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    },
    {
      "lang": "es",
      "value": "La m\u00e1quina de estado IKEv1 en Cisco IOS 15.4 hasta la versi\u00f3n 15.6 y IOS XE 3.15 hasta la versi\u00f3n 3.17 permite a atacantes remotos causar una denegaci\u00f3n de servicio (terminaci\u00f3n de conexi\u00f3n IPsec) a trav\u00e9s de un paquete IKEv1 manipulado en un dispositivo final del tunel, tambi\u00e9n conocida como Bug ID CSCuw08236."
    }
  ],
  "id": "CVE-2015-6429",
  "lastModified": "2026-06-17T00:30:52.870",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2015-12-19T14:59:00.123",
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    },
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    },
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-19"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2015-6429 (GCVE-0-2015-6429)

Vulnerability from cvelistv5 – Published: 2015-12-19 11:00 – Updated: 2024-08-06 07:22

Summary

Severity

No CVSS data available.

CWE

Assigner

cisco CNA under the mitre root

CNA scorecard C 66/100 over 434 records in the last 180 days details

References

2 references

URL	Tags
http://tools.cisco.com/security/center/content/Ci…	vendor-advisoryx_refsource_CISCO
http://www.securitytracker.com/id/1034505	vdb-entryx_refsource_SECTRACK

Date Public

2015-12-18 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T07:22:21.615Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "20151218 Cisco IOS and IOS XE Software IKEv1 State Machine Denial of Service Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151218-ios"
          },
          {
            "name": "1034505",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1034505"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
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      "providerMetadata": {
        "dateUpdated": "2016-12-05T14:57:01.000Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
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        },
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}

Sightings

Author	Source	Type	Date	Other

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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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