Vulnerability-Lookup

FKIE_CVE-2016-6437

Vulnerability from fkie_nvd - Published: 2016-10-27 21:59 - Updated: 2026-06-17 00:51

Severity

5.9 (Medium) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

A vulnerability in the SSL session cache management of Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to high consumption of disk space. The user would see a performance degradation. More Information: CSCva03095. Known Affected Releases: 5.3(5), 6.1(1), 6.2(1). Known Fixed Releases: 5.3(5g)1, 6.2(2.32).

References

URL	Tags
psirt@cisco.com	http://www.securityfocus.com/bid/93524
psirt@cisco.com	http://www.securitytracker.com/id/1037002
psirt@cisco.com	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-waas	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.securityfocus.com/bid/93524
af854a3a-2127-422b-91ae-364da2661108	http://www.securitytracker.com/id/1037002
af854a3a-2127-422b-91ae-364da2661108	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-waas	Vendor Advisory

Impacted products

Vendor	Product	Version
cisco	wide_area_application_services	5.3.1
cisco	wide_area_application_services	5.3.3
cisco	wide_area_application_services	5.3.5
cisco	wide_area_application_services	5.3.5a
cisco	wide_area_application_services	5.3.5b
cisco	wide_area_application_services	5.3.5c
cisco	wide_area_application_services	5.3.5d
cisco	wide_area_application_services	5.3.5e
cisco	wide_area_application_services	5.3.5f
cisco	wide_area_application_services	6.1.0
cisco	wide_area_application_services	6.1.1
cisco	wide_area_application_services	6.2.1
cisco	wide_area_application_services	6.2.1a

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Cisco Wide Area Application Services (WAAS) before 5.3(5g)1 and 6.x before 6.2(2.32)",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Cisco Wide Area Application Services (WAAS) before 5.3(5g)1 and 6.x before 6.2(2.32)"
            }
          ]
        }
      ],
      "source": "psirt@cisco.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "42AE57F9-A8CB-4B16-9E0E-0214472A5965",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "B91434B8-5A74-4A35-98BE-DE29315BD6A0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.5:*:*:*:*:*:*:*",
              "matchCriteriaId": "0A2A6770-320F-4D57-B730-9B00CD2C1CAB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.5a:*:*:*:*:*:*:*",
              "matchCriteriaId": "595C3309-19F5-411D-97D2-E0E162623BF1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.5b:*:*:*:*:*:*:*",
              "matchCriteriaId": "D69269F3-CD7E-48C4-8EF3-3AB019F0D8B0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.5c:*:*:*:*:*:*:*",
              "matchCriteriaId": "0EC3F275-173F-4E95-A8A7-7A0142DC24DC",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.5d:*:*:*:*:*:*:*",
              "matchCriteriaId": "A34DCC03-91F1-4894-9348-39FBFA7E7296",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.5e:*:*:*:*:*:*:*",
              "matchCriteriaId": "F6381E3F-F727-436B-8999-6CDFC64AE372",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:5.3.5f:*:*:*:*:*:*:*",
              "matchCriteriaId": "5F7147FD-908D-4710-BA1F-4D34F5DC4EE5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:6.1.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "A2006878-8AE8-4862-9C0C-11A5D8881392",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:6.1.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "9A0FF4E7-67C4-4CCB-9F65-BEFB8ECD9A05",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:6.2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "824B8C4F-EE4C-4654-BA85-B9AB68BF4491",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:cisco:wide_area_application_services:6.2.1a:*:*:*:*:*:*:*",
              "matchCriteriaId": "F29DEA22-F270-44C9-8A6D-F7563A4AE6A5",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability in the SSL session cache management of Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to high consumption of disk space. The user would see a performance degradation. More Information: CSCva03095. Known Affected Releases: 5.3(5), 6.1(1), 6.2(1). Known Fixed Releases: 5.3(5g)1, 6.2(2.32)."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad en la gesti\u00f3n de la cach\u00e9 de sesi\u00f3n SSL de Cisco Wide Area Application Services (WAAS) podr\u00eda permitir a un atacante remoto no autenticado provocar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) debido a un consumo alto de espacio del disco. El usuario ver\u00e1 una degradaci\u00f3n de rendimiento. M\u00e1s informaci\u00f3n: CSCva03095. Lanzamientos conocidos afectados: 5.3(5), 6.1(1), 6.2(1). Lanzamientos conocidos solucionados: 5.3(5g)1, 6.2(2.32)."
    }
  ],
  "id": "CVE-2016-6437",
  "lastModified": "2026-06-17T00:51:01.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-10-27T21:59:08.733",
  "references": [
    {
      "source": "psirt@cisco.com",
      "url": "http://www.securityfocus.com/bid/93524"
    },
    {
      "source": "psirt@cisco.com",
      "url": "http://www.securitytracker.com/id/1037002"
    },
    {
      "source": "psirt@cisco.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-waas"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/93524"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id/1037002"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-waas"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2016-6437 (GCVE-0-2016-6437)

Vulnerability from cvelistv5 – Published: 2016-10-27 21:00 – Updated: 2024-08-06 01:29

Summary

Severity

No CVSS data available.

CWE

unspecified

Assigner

cisco mitre root Scorecard

References

3 references

URL	Tags
http://www.securitytracker.com/id/1037002	vdb-entryx_refsource_SECTRACK
https://tools.cisco.com/security/center/content/C…	x_refsource_CONFIRM
http://www.securityfocus.com/bid/93524	vdb-entryx_refsource_BID

Impacted products

1 product

Vendor	Product	Version
n/a	Cisco Wide Area Application Services (WAAS) before 5.3(5g)1 and 6.x before 6.2(2.32)	Affected: Cisco Wide Area Application Services (WAAS) before 5.3(5g)1 and 6.x before 6.2(2.32)

Date Public

2016-10-27 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T01:29:20.155Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "1037002",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1037002"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-waas"
          },
          {
            "name": "93524",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/93524"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Cisco Wide Area Application Services (WAAS) before 5.3(5g)1 and 6.x before 6.2(2.32)",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Cisco Wide Area Application Services (WAAS) before 5.3(5g)1 and 6.x before 6.2(2.32)"
            }
          ]
        }
      ],
      "datePublic": "2016-10-27T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in the SSL session cache management of Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to high consumption of disk space. The user would see a performance degradation. More Information: CSCva03095. Known Affected Releases: 5.3(5), 6.1(1), 6.2(1). Known Fixed Releases: 5.3(5g)1, 6.2(2.32)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "unspecified",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-07-28T09:57:01.000Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "1037002",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1037002"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-waas"
        },
        {
          "name": "93524",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/93524"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "ID": "CVE-2016-6437",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Cisco Wide Area Application Services (WAAS) before 5.3(5g)1 and 6.x before 6.2(2.32)",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Cisco Wide Area Application Services (WAAS) before 5.3(5g)1 and 6.x before 6.2(2.32)"
                          }
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                      }
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                "vendor_name": "n/a"
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            }
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        },
        "problemtype": {
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                  "lang": "eng",
                  "value": "unspecified"
                }
              ]
            }
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        },
        "references": {
          "reference_data": [
            {
              "name": "1037002",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1037002"
            },
            {
              "name": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-waas",
              "refsource": "CONFIRM",
              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-waas"
            },
            {
              "name": "93524",
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              "url": "http://www.securityfocus.com/bid/93524"
            }
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  },
  "cveMetadata": {
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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.

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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FKIE_CVE-2016-6437

CVE-2016-6437 (GCVE-0-2016-6437)

Tags

Sightings

Nomenclature

Related by attack behaviour