Vulnerability-Lookup

FKIE_CVE-2019-6596

Vulnerability from fkie_nvd - Published: 2019-03-13 22:29 - Updated: 2026-06-17 02:39

Severity

7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, when processing fragmented ClientHello messages in a DTLS session TMM may corrupt memory eventually leading to a crash. Only systems offering DTLS connections via APM are impacted.

References

URL	Tags
f5sirt@f5.com	http://www.securityfocus.com/bid/107403	Third Party Advisory
f5sirt@f5.com	https://support.f5.com/csp/article/K97241515	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.securityfocus.com/bid/107403	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://support.f5.com/csp/article/K97241515	Vendor Advisory

Impacted products

Vendor	Product	Version
f5	big-ip_access_policy_manager	*
f5	big-ip_access_policy_manager	*
f5	big-ip_access_policy_manager	*
f5	big-ip_access_policy_manager	*
f5	big-ip_access_policy_manager	14.0.0

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "BIG-IP (APM)",
          "vendor": "F5 Networks, Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, 11.5.1-11.5.8"
            }
          ]
        }
      ],
      "source": "f5sirt@f5.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5917BC9C-20D5-46B1-8CAE-FF13944A6826",
              "versionEndIncluding": "11.5.8",
              "versionStartIncluding": "11.5.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5CC4967B-F2FC-4A94-8A6D-469D5B9F98AA",
              "versionEndIncluding": "11.6.3",
              "versionStartIncluding": "11.6.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6BB42D3A-71EE-4367-9F65-86404D74E59D",
              "versionEndIncluding": "12.1.3",
              "versionStartIncluding": "12.1.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "1331467F-B278-485E-AD91-7D0643C2F3DB",
              "versionEndIncluding": "13.1.1",
              "versionStartIncluding": "13.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:14.0.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "44E8F4B6-ACF1-4F2C-A2A4-DF7382CCE628",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, when processing fragmented ClientHello messages in a DTLS session TMM may corrupt memory eventually leading to a crash. Only systems offering DTLS connections via APM are impacted."
    },
    {
      "lang": "es",
      "value": "En BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2 o 11.5.1-11.5.8, al procesar mensajes fragmentados ClientHello en una sesi\u00f3n DTLS TMM podr\u00eda corromper la memoria, conduciendo finalmente a un cierre inesperado. Solo los sistemas que ofrecen conexiones DTLS mediante APM se han visto impactados."
    }
  ],
  "id": "CVE-2019-6596",
  "lastModified": "2026-06-17T02:39:19.923",
  "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
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-03-13T22:29:00.397",
  "references": [
    {
      "source": "f5sirt@f5.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/107403"
    },
    {
      "source": "f5sirt@f5.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.f5.com/csp/article/K97241515"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/107403"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.f5.com/csp/article/K97241515"
    }
  ],
  "sourceIdentifier": "f5sirt@f5.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2019-6596 (GCVE-0-2019-6596)

Vulnerability from cvelistv5 – Published: 2019-03-13 22:00 – Updated: 2024-09-16 17:42

Summary

Severity

No CVSS data available.

CWE

Assigner

f5 mitre root

References

2 references

URL	Tags
https://support.f5.com/csp/article/K97241515	x_refsource_CONFIRM
http://www.securityfocus.com/bid/107403	vdb-entryx_refsource_BID

Impacted products

1 product

Vendor	Product	Version
F5 Networks, Inc.	BIG-IP (APM)	Affected: 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, 11.5.1-11.5.8

Date Public

2019-03-11 00:00

Show details on NVD website

JSON

To clipboard

{
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:23:22.030Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://support.f5.com/csp/article/K97241515"
          },
          {
            "name": "107403",
            "tags": [
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              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/107403"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "BIG-IP (APM)",
          "vendor": "F5 Networks, Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, 11.5.1-11.5.8"
            }
          ]
        }
      ],
      "datePublic": "2019-03-11T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
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        }
      ],
      "problemTypes": [
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              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2019-03-15T09:57:01.000Z",
        "orgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
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      },
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          "url": "http://www.securityfocus.com/bid/107403"
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      "x_legacyV4Record": {
        "CVE_data_meta": {
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          "DATE_PUBLIC": "2019-03-11T00:00:00",
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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.

Detection rules are retrieved from Rulezet.

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.