Vulnerability-Lookup

WID-SEC-W-2023-2834

Vulnerability from csaf_certbund - Published: 2023-11-06 23:00 - Updated: 2023-11-08 23:00

Summary

Norton Antivirus: Schwachstelle ermöglicht die Erweiterung von Privilegien

Severity

Mittel

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.

Produktbeschreibung: Norton AntiVirus ist ein Antivirenprogramm.

Angriff: Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Norton Antivirus ausnutzen, um Administratorrechte zu erlangen.

Betroffene Betriebssysteme: - MacOS X - Windows - Android - iPhoneOS

CVE-2023-5760

Es besteht eine Schwachstelle in Norton Antivirus. Dieser Fehler besteht im aswSnx.sys-Treiber aufgrund eines Fehlers bei der Behandlung von IOCTL-Anforderungen (Input/Output Control), der zu einem Out-of-Bounds-Write-Problem führt. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern.

References

3 references

URL	Category
https://wid.cert-bund.de/.well-known/csaf/white/2…	self
https://wid.cert-bund.de/portal/wid/securityadvis…	self
https://support.norton.com/sp/static/external/too…	external

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Norton AntiVirus ist ein Antivirenprogramm.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Norton Antivirus ausnutzen, um Administratorrechte zu erlangen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- MacOS X\n- Windows\n- Android\n- iPhoneOS",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2023-2834 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2834.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-2834 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2834"
      },
      {
        "category": "external",
        "summary": "Norton Security Advisories vom 2023-11-06",
        "url": "https://support.norton.com/sp/static/external/tools/security-advisories.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Norton Antivirus: Schwachstelle erm\u00f6glicht die Erweiterung von Privilegien",
    "tracking": {
      "current_release_date": "2023-11-08T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T18:01:08.319+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2023-2834",
      "initial_release_date": "2023-11-06T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-11-06T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-11-08T23:00:00.000+00:00",
          "number": "2",
          "summary": "Bewertung angepasst"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Norton Antivirus \u003c 23.9",
            "product": {
              "name": "Norton Antivirus \u003c 23.9",
              "product_id": "T030951",
              "product_identification_helper": {
                "cpe": "cpe:/a:norton:antivirus:23.9"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Norton"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-5760",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in Norton Antivirus. Dieser Fehler besteht im aswSnx.sys-Treiber aufgrund eines Fehlers bei der Behandlung von IOCTL-Anforderungen (Input/Output Control), der zu einem Out-of-Bounds-Write-Problem f\u00fchrt. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien zu erweitern."
        }
      ],
      "release_date": "2023-11-06T23:00:00.000+00:00",
      "title": "CVE-2023-5760"
    }
  ]
}

CVE-2023-5760 (GCVE-0-2023-5760)

Vulnerability from cvelistv5 – Published: 2023-11-08 16:36 – Updated: 2024-09-03 20:20

Title

Time-of-check to time-of-use (TOCTOU) bug leads to full local privilege escalation.

Summary

A time-of-check to time-of-use (TOCTOU) bug in handling of IOCTL (input/output control) requests. This TOCTOU bug leads to an out-of-bounds write vulnerability which can be further exploited, allowing an attacker to gain full local privilege escalation on the system.This issue affects Avast/Avg Antivirus: 23.8.

Severity

8.2 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-03 20:19 UTC

CWE

CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Assigner

NLOK CNA

CNA scorecard – unranked: 0 records in the last 180 days, 10 needed details

References

1 reference

URL	Tags
https://support.norton.com/sp/static/external/too…

Impacted products

1 product

Vendor	Product	Version
Avast/AVG	Avast/Avg Antivirus	Affected: 23.8

Credits

Wei Sheng Teo of Ensign InfoSecurity|

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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        "providerMetadata": {
          "dateUpdated": "2024-08-02T08:07:32.642Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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                "role": "CISA Coordinator",
                "timestamp": "2024-09-03T20:19:06.012498Z",
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            {
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      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H",
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          "scenarios": [
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      "problemTypes": [
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          ],
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      "source": {
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  },
  "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.

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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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