github - ghsa-qpqv-mwrg-mw8j

GHSA-QPQV-MWRG-MW8J

Vulnerability from github – Published: 2023-08-30 18:30 – Updated: 2023-11-03 03:30

Details

In Splunk Enterprise versions lower than 9.0.6 and 8.2.12, a malicious actor can send a malformed security assertion markup language (SAML) request to the /saml/acs REST endpoint which can cause a denial of service through a crash or hang of the Splunk daemon.

Severity ?

6.3 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2023-40593"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-08-30T17:15:09Z",
    "severity": "HIGH"
  },
  "details": "In Splunk Enterprise versions lower than 9.0.6 and 8.2.12, a malicious actor can send a malformed security assertion markup language (SAML) request to the `/saml/acs` REST endpoint which can cause a denial of service through a crash or hang of the Splunk daemon.",
  "id": "GHSA-qpqv-mwrg-mw8j",
  "modified": "2023-11-03T03:30:23Z",
  "published": "2023-08-30T18:30:22Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-40593"
    },
    {
      "type": "WEB",
      "url": "https://advisory.splunk.com/advisories/SVD-2023-0802"
    },
    {
      "type": "WEB",
      "url": "https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-40593 (GCVE-0-2023-40593)

Vulnerability from cvelistv5 – Published: 2023-08-30 16:19 – Updated: 2025-02-28 11:03

Summary

In Splunk Enterprise versions lower than 9.0.6 and 8.2.12, a malicious actor can send a malformed security assertion markup language (SAML) request to the `/saml/acs` REST endpoint which can cause a denial of service through a crash or hang of the Splunk daemon.

Severity ?

6.3 (Medium)


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

CWE

CWE-400 - The software does not properly control the allocation and maintenance of a limited resource thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

Assigner

Splunk

References

URL

Tags

	https://advisory.splunk.com/advisories/SVD-2023-0802
	https://research.splunk.com/application/8e8a86d5-…

Impacted products

Vendor

Product

Version

Splunk

Splunk Enterprise

Affected: 8.2 , < 8.2.12 (custom)
Affected: 9.0 , < 9.0.6 (custom)

Splunk

Splunk Cloud

Affected: - , < 9.0.2205 (custom)

Credits

Aaron Devaney (Dodekeract)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T18:38:50.977Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
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            ],
            "url": "https://advisory.splunk.com/advisories/SVD-2023-0802"
          },
          {
            "tags": [
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            ],
            "url": "https://research.splunk.com/application/8e8a86d5-f323-4567-95be-8e817e2baee6/"
          }
        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
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          "product": "Splunk Enterprise",
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      "credits": [
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        }
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            }
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        }
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      "metrics": [
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            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H",
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      "providerMetadata": {
        "dateUpdated": "2025-02-28T11:03:56.605Z",
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      },
      "title": "Denial of Service (DoS) in Splunk Enterprise Using a Malformed SAML Request"
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  "cveMetadata": {
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    "datePublished": "2023-08-30T16:19:41.308Z",
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  },
  "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-QPQV-MWRG-MW8J

CVE-2023-40593 (GCVE-0-2023-40593)

Tags

Sightings

Nomenclature