github - ghsa-ccf8-r983-v699

GHSA-CCF8-R983-V699

Vulnerability from github – Published: 2023-11-06 12:30 – Updated: 2023-11-14 18:30

Details

Netskope was made aware of a security vulnerability in its NSClient product for version 100 & prior where a malicious non-admin user can disable the Netskope client by using a specially-crafted package. The root cause of the problem was a user control code when called by a Windows ServiceController did not validate the permissions associated with the user before executing the user control code. This user control code had permissions to terminate the NSClient service.

Severity ?

6.6 (Medium)


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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-4996"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-281"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-11-06T11:15:09Z",
    "severity": "MODERATE"
  },
  "details": "Netskope was made aware of a security vulnerability in its NSClient product for version 100 \u0026 prior where a malicious non-admin user can disable the Netskope client by using a specially-crafted package. The root cause of the problem was a user control code when called by a Windows ServiceController did not validate the permissions associated with the user before executing the user control code. This user control code had permissions to terminate the NSClient service.\u00a0\n",
  "id": "GHSA-ccf8-r983-v699",
  "modified": "2023-11-14T18:30:22Z",
  "published": "2023-11-06T12:30:24Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-4996"
    },
    {
      "type": "WEB",
      "url": "https://www.netskope.com/company/security-compliance-and-assurance/security-advisories-and-disclosures/netskope-security-advisory-nskpsa-2023-003"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-4996 (GCVE-0-2023-4996)

Vulnerability from cvelistv5 – Published: 2023-11-06 10:16 – Updated: 2024-09-05 15:19

Summary

Severity ?

6.6 (Medium)


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

CWE

CWE-281 - Improper Preservation of Permissions

Assigner

Netskope

References

URL

Tags

https://www.netskope.com/company/security-complia…

Impacted products

	Vendor	Product	Version
	Netskope	Netskope Client	Affected: 100 & prior

Credits

Netskope credits Alexander Katziv from Novartis for reporting this flaw.

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
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        "providerMetadata": {
          "dateUpdated": "2024-08-02T07:44:53.768Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.netskope.com/company/security-compliance-and-assurance/security-advisories-and-disclosures/netskope-security-advisory-nskpsa-2023-003"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-4996",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-05T15:18:52.458920Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        ],
        "providerMetadata": {
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    "cna": {
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          "defaultStatus": "unaffected",
          "platforms": [
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          ],
          "product": "Netskope Client",
          "vendor": "Netskope",
          "versions": [
            {
              "status": "affected",
              "version": "100 \u0026 prior"
            }
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      ],
      "credits": [
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          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Netskope credits Alexander Katziv from Novartis for reporting this flaw."
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          "capecId": "CAPEC-554",
          "descriptions": [
            {
              "lang": "en",
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      "metrics": [
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            "availabilityImpact": "HIGH",
            "baseScore": 6.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H",
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        }
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    "assignerShortName": "Netskope",
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    "datePublished": "2023-11-06T10:16:06.626Z",
    "dateReserved": "2023-09-15T12:39:38.532Z",
    "dateUpdated": "2024-09-05T15:19:00.692Z",
    "state": "PUBLISHED"
  },
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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-CCF8-R983-V699

CVE-2023-4996 (GCVE-0-2023-4996)

Tags

Sightings

Nomenclature