github - ghsa-rx6q-hj2g-x8wp

GHSA-RX6Q-HJ2G-X8WP

Vulnerability from github – Published: 2023-11-28 03:30 – Updated: 2023-11-28 03:30

Details

A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device.

Severity ?

4.4 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2023-4397"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-11-28T02:15:42Z",
    "severity": "MODERATE"
  },
  "details": "A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device.",
  "id": "GHSA-rx6q-hj2g-x8wp",
  "modified": "2023-11-28T03:30:22Z",
  "published": "2023-11-28T03:30:22Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-4397"
    },
    {
      "type": "WEB",
      "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-4397 (GCVE-0-2023-4397)

Vulnerability from cvelistv5 – Published: 2023-11-28 01:42 – Updated: 2024-08-02 07:24

Summary

Severity ?

4.4 (Medium)


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

CWE

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Assigner

Zyxel

References

URL

Tags

https://www.zyxel.com/global/en/support/security-…

vendor-advisory

Impacted products

Vendor

Product

Version

Zyxel

ATP series firmware

Affected: 5.37

Zyxel	USG FLEX series firmware	Affected: 5.37
Zyxel	USG FLEX 50(W) series firmware	Affected: 5.37
Zyxel	USG20(W)-VPN series firmware	Affected: 5.37

Show details on NVD website

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  "containers": {
    "adp": [
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        "providerMetadata": {
          "dateUpdated": "2024-08-02T07:24:04.592Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "defaultStatus": "unaffected",
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          "vendor": "Zyxel",
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              "status": "affected",
              "version": "5.37"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "USG FLEX series firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
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            }
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        },
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          "vendor": "Zyxel",
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              "version": "5.37"
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        }
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      "metrics": [
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          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
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      },
      "x_generator": {
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  "cveMetadata": {
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    "datePublished": "2023-11-28T01:42:00.951Z",
    "dateReserved": "2023-08-17T08:25:31.464Z",
    "dateUpdated": "2024-08-02T07:24:04.592Z",
    "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-RX6Q-HJ2G-X8WP

CVE-2023-4397 (GCVE-0-2023-4397)

Tags

Sightings

Nomenclature