github - ghsa-q3jg-4c82-j4xh

GHSA-Q3JG-4C82-J4XH

Vulnerability from github – Published: 2018-11-29 21:30 – Updated: 2022-09-14 22:09

Summary

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) in Pivotal CredHub Service Broker

Details

Pivotal CredHub Service Broker, versions prior to 1.1.0, uses a guessable form of random number generation in creating service broker's UAA client. A remote malicious user may guess the client secret and obtain or modify credentials for users of the CredHub Service.

Severity ?

8.1 (High)


                  
                    CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.springframework.credhub:spring-credhub-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.1.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2018-15795"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-338"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-06-16T21:50:43Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "Pivotal CredHub Service Broker, versions prior to 1.1.0, uses a guessable form of random number generation in creating service broker\u0027s UAA client. A remote malicious user may guess the client secret and obtain or modify credentials for users of the CredHub Service.",
  "id": "GHSA-q3jg-4c82-j4xh",
  "modified": "2022-09-14T22:09:19Z",
  "published": "2018-11-29T21:30:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-15795"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-q3jg-4c82-j4xh"
    },
    {
      "type": "WEB",
      "url": "https://pivotal.io/security/cve-2018-15795"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/105915"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) in Pivotal CredHub Service Broker"
}

CVE-2018-15795 (GCVE-0-2018-15795)

Vulnerability from cvelistv5 – Published: 2018-11-13 14:00 – Updated: 2024-09-16 16:47

Title

CredHub Service Broker uses guessable client secret

Summary

Severity ?

8.1 (High)


                        
                          CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N

CWE

Predictability problems

Assigner

dell

References

URL

Tags

	https://pivotal.io/security/cve-2018-15795	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/105915	vdb-entryx_refsource_BID

Impacted products

	Vendor	Product	Version
	Pivotal Cloud Foundry	CredHub Service Broker	Affected: all versions , < 1.1.0 (custom)

Show details on NVD website

JSON

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  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T10:01:54.667Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://pivotal.io/security/cve-2018-15795"
          },
          {
            "name": "105915",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/105915"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "CredHub Service Broker",
          "vendor": "Pivotal Cloud Foundry",
          "versions": [
            {
              "lessThan": "1.1.0",
              "status": "affected",
              "version": "all versions",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2018-11-09T00:00:00",
      "descriptions": [
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          "lang": "en",
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        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N",
            "version": "3.0"
          }
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      ],
      "problemTypes": [
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          "descriptions": [
            {
              "description": "Predictability problems",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-11-15T10:57:01",
        "orgId": "c550e75a-17ff-4988-97f0-544cde3820fe",
        "shortName": "dell"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://pivotal.io/security/cve-2018-15795"
        },
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          "name": "105915",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/105915"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "CredHub Service Broker uses guessable client secret",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security_alert@emc.com",
          "DATE_PUBLIC": "2018-11-09T08:00:00.000Z",
          "ID": "CVE-2018-15795",
          "STATE": "PUBLIC",
          "TITLE": "CredHub Service Broker uses guessable client secret"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "CredHub Service Broker",
                      "version": {
                        "version_data": [
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_name": "all versions",
                            "version_value": "1.1.0"
                          }
                        ]
                      }
                    }
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            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N",
            "version": "3.0"
          }
        },
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                  "value": "Predictability problems"
                }
              ]
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          ]
        },
        "references": {
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            {
              "name": "https://pivotal.io/security/cve-2018-15795",
              "refsource": "CONFIRM",
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            },
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            }
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  "cveMetadata": {
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    "assignerShortName": "dell",
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    "datePublished": "2018-11-13T14:00:00Z",
    "dateReserved": "2018-08-23T00:00:00",
    "dateUpdated": "2024-09-16T16:47:36.058Z",
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  },
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  "dataVersion": "5.1"
}

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-Q3JG-4C82-J4XH

CVE-2018-15795 (GCVE-0-2018-15795)

Tags

Sightings

Nomenclature