Vulnerability-Lookup

GHSA-95F7-RC94-RQJ7

Vulnerability from github – Published: 2022-05-17 02:28 – Updated: 2025-04-20 03:40

Details

Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows an attacker to bypass Extended Protection for Authentication when Kerberos fails to prevent tampering with the SNAME field during ticket exchange, aka "Kerberos SNAME Security Feature Bypass Vulnerability" or Orpheus' Lyre.

Severity ?

7.5 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2017-8495"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-07-11T21:29:00Z",
    "severity": "HIGH"
  },
  "details": "Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows an attacker to bypass Extended Protection for Authentication when Kerberos fails to prevent tampering with the SNAME field during ticket exchange, aka \"Kerberos SNAME Security Feature Bypass Vulnerability\" or Orpheus\u0027 Lyre.",
  "id": "GHSA-95f7-rc94-rqj7",
  "modified": "2025-04-20T03:40:32Z",
  "published": "2022-05-17T02:28:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-8495"
    },
    {
      "type": "WEB",
      "url": "https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8495"
    },
    {
      "type": "WEB",
      "url": "https://www.orpheus-lyre.info"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/99424"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1038862"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2017-8495 (GCVE-0-2017-8495)

Vulnerability from cvelistv5 – Published: 2017-07-11 21:00 – Updated: 2024-09-16 18:34

Summary

Severity ?

No CVSS data available.

CWE

Security Feature Bypass

Assigner

microsoft

References

URL

Tags

	https://www.orpheus-lyre.info/	x_refsource_MISC
	https://portal.msrc.microsoft.com/en-us/security-…	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/99424	vdb-entryx_refsource_BID
	http://www.securitytracker.com/id/1038862	vdb-entryx_refsource_SECTRACK

Impacted products

	Vendor	Product	Version
	Microsoft Corporation	Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016.	Affected: Microsoft Windows

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        "providerMetadata": {
          "dateUpdated": "2024-08-05T16:34:23.205Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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            "tags": [
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            ],
            "url": "https://www.orpheus-lyre.info/"
          },
          {
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            ],
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          },
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            "url": "http://www.securitytracker.com/id/1038862"
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        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
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}

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-95F7-RC94-RQJ7

CVE-2017-8495 (GCVE-0-2017-8495)

Tags

Sightings

Nomenclature