github - ghsa-cw58-3hpw-976j

GHSA-CW58-3HPW-976J

Vulnerability from github – Published: 2023-10-12 18:30 – Updated: 2024-04-04 08:35

Details

An authentication bypass vulnerability exists in the CiRpcAccepted() functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. A specially crafted network packet can lead to unauthorized access. An attacker can send a network request to trigger this vulnerability.

Severity ?

7.3 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2023-27516"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1188",
      "CWE-453"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-10-12T16:15:11Z",
    "severity": "HIGH"
  },
  "details": "An authentication bypass vulnerability exists in the CiRpcAccepted() functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. A specially crafted network packet can lead to unauthorized access. An attacker can send a network request to trigger this vulnerability.",
  "id": "GHSA-cw58-3hpw-976j",
  "modified": "2024-04-04T08:35:52Z",
  "published": "2023-10-12T18:30:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-27516"
    },
    {
      "type": "WEB",
      "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1754"
    },
    {
      "type": "WEB",
      "url": "https://www.softether.org/9-about/News/904-SEVPN202301"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-27516 (GCVE-0-2023-27516)

Vulnerability from cvelistv5 – Published: 2023-10-12 15:27 – Updated: 2024-08-02 12:16

Summary

Severity ?

7.3 (High)


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

CWE

CWE-453 - Insecure Default Variable Initialization

Assigner

talos

References

URL

Tags

	https://talosintelligence.com/vulnerability_repor…
	https://www.softether.org/9-about/News/904-SEVPN202301

Impacted products

	Vendor	Product	Version
	SoftEther VPN	SoftEther VPN	Affected: 4.41-9782-beta Affected: 5.01.9674

Credits

Discovered by Lilith >_> of Cisco Talos.

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T12:16:36.884Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1754"
          },
          {
            "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1754",
            "tags": [
              "x_transferred"
            ],
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1754"
          },
          {
            "name": "https://www.softether.org/9-about/News/904-SEVPN202301",
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.softether.org/9-about/News/904-SEVPN202301"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:softether:vpn:4.41-9782:beta:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "vpn",
            "vendor": "softether",
            "versions": [
              {
                "status": "affected",
                "version": "4.41-9782"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:softether:vpn:5.01.9674:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "vpn",
            "vendor": "softether",
            "versions": [
              {
                "status": "affected",
                "version": "5.01.9674"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-27516",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-01T15:14:30.646891Z",
                "version": "2.0.3"
              },
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          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-08-01T15:15:22.070Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    "cna": {
      "affected": [
        {
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          "vendor": "SoftEther VPN",
          "versions": [
            {
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              "status": "affected",
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      ],
      "credits": [
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          "lang": "en",
          "value": "Discovered by Lilith \u0026gt;_\u0026gt; of Cisco Talos."
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          "lang": "en",
          "value": "An authentication bypass vulnerability exists in the CiRpcAccepted() functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. A specially crafted network packet can lead to unauthorized access. An attacker can send a network request to trigger this vulnerability."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
            "version": "3.1"
          }
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      ],
      "problemTypes": [
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          "descriptions": [
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              "cweId": "CWE-453",
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              "type": "CWE"
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      "providerMetadata": {
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        "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
        "shortName": "talos"
      },
      "references": [
        {
          "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1754",
          "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1754"
        },
        {
          "name": "https://www.softether.org/9-about/News/904-SEVPN202301",
          "url": "https://www.softether.org/9-about/News/904-SEVPN202301"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
    "assignerShortName": "talos",
    "cveId": "CVE-2023-27516",
    "datePublished": "2023-10-12T15:27:52.223Z",
    "dateReserved": "2023-06-02T14:34:05.095Z",
    "dateUpdated": "2024-08-02T12:16:36.884Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "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-CW58-3HPW-976J

CVE-2023-27516 (GCVE-0-2023-27516)

Tags

Sightings

Nomenclature