Vulnerability-Lookup

GHSA-8WXX-35QC-VP6R

Vulnerability from github – Published: 2024-07-03 18:48 – Updated: 2024-10-25 22:07

Summary

Missing key verification in gost

Details

An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey

Severity

9.8 (Critical)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/ginuerzh/gost"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "2.11.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-39223"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-289",
      "CWE-639"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-10-25T22:07:23Z",
    "nvd_published_at": "2024-07-03T15:15:06Z",
    "severity": "CRITICAL"
  },
  "details": "An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey",
  "id": "GHSA-8wxx-35qc-vp6r",
  "modified": "2024-10-25T22:07:23Z",
  "published": "2024-07-03T18:48:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-39223"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ginuerzh/gost/issues/1034"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/nyxfqq/a7242170b1118e78436a62dee4e09e8a"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ginuerzh/gost"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ginuerzh/gost/blob/729d0e70005607dc7c69fc1de62fd8fe21f85355/ssh.go#L229"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Missing key verification in gost"
}

CVE-2024-39223 (GCVE-0-2024-39223)

Vulnerability from cvelistv5 – Published: 2024-07-03 00:00 – Updated: 2024-10-25 18:01

Summary

An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey

Severity

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

n/a
CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

mitre

References

3 references

URL	Tags
https://github.com/ginuerzh/gost/issues/1034
https://github.com/ginuerzh/gost/blob/729d0e70005…
https://gist.github.com/nyxfqq/a7242170b1118e7843…

Impacted products

1 product

Vendor	Product	Version
ginuerzh	gost	Affected: 0 , ≤ 2.11.5 (custom) cpe:2.3:a:ginuerzh:gost::::::::

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JSON

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{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:ginuerzh:gost:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "gost",
            "vendor": "ginuerzh",
            "versions": [
              {
                "lessThanOrEqual": "2.11.5",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-39223",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-08T18:55:58.646987Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-639",
                "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-25T18:01:00.433Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T04:19:20.697Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/ginuerzh/gost/issues/1034"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/ginuerzh/gost/blob/729d0e70005607dc7c69fc1de62fd8fe21f85355/ssh.go#L229"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gist.github.com/nyxfqq/a7242170b1118e78436a62dee4e09e8a"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-07-03T14:18:52.191Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/ginuerzh/gost/issues/1034"
        },
        {
          "url": "https://github.com/ginuerzh/gost/blob/729d0e70005607dc7c69fc1de62fd8fe21f85355/ssh.go#L229"
        },
        {
          "url": "https://gist.github.com/nyxfqq/a7242170b1118e78436a62dee4e09e8a"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2024-39223",
    "datePublished": "2024-07-03T00:00:00.000Z",
    "dateReserved": "2024-06-21T00:00:00.000Z",
    "dateUpdated": "2024-10-25T18:01:00.433Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Action not permitted

GHSA-8WXX-35QC-VP6R

CVE-2024-39223 (GCVE-0-2024-39223)

Tags

Sightings

Nomenclature