Vulnerability-Lookup

GHSA-6MFV-H538-GWVR

Vulnerability from github – Published: 2024-02-20 03:30 – Updated: 2025-01-21 21:30

Details

A format string vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, and USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1 could allow an authenticated IPSec VPN user to cause DoS conditions against the “deviceid” daemon by sending a crafted hostname to an affected device if it has the “Device Insight” feature enabled.

Severity

5.7 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2023-6399"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-134"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-02-20T02:15:49Z",
    "severity": "MODERATE"
  },
  "details": "A format string vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, and USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1 could allow an authenticated IPSec VPN user to cause DoS conditions against the \u201cdeviceid\u201d daemon by sending a crafted hostname to an affected device if it has the \u201cDevice Insight\u201d feature enabled.",
  "id": "GHSA-6mfv-h538-gwvr",
  "modified": "2025-01-21T21:30:45Z",
  "published": "2024-02-20T03:30:57Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-6399"
    },
    {
      "type": "WEB",
      "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps-02-20-2024"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-6399 (GCVE-0-2023-6399)

Vulnerability from cvelistv5 – Published: 2024-02-20 01:42 – Updated: 2024-08-02 08:28

Summary

A format string vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1, and USG FLEX H series firmware versions from 1.10 through 1.10 Patch 1 could allow an authenticated IPSec VPN user to cause DoS conditions against the “deviceid” daemon by sending a crafted hostname to an affected device if it has the “Device Insight” feature enabled.

Severity

5.7 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-02-20 15:30 UTC

CWE

CWE-134 - Use of Externally-Controlled Format String

Assigner

Zyxel mitre root

References

1 reference

URL	Tags
https://www.zyxel.com/global/en/support/security-…	vendor-advisory

Impacted products

5 products

Vendor	Product	Version
Zyxel	ATP series firmware	Affected: version 4.32 through 5.37 Patch 1
Zyxel	USG FLEX series firmware	Affected: version 4.50 through 5.37 Patch 1
Zyxel	USG FLEX 50(W) series firmware	Affected: version 4.16 through 5.37 Patch 1
Zyxel	USG20(W)-VPN series firmware	Affected: version 4.16 through 5.37 Patch 1
Zyxel	USG FLEX H series firmware	Affected: version 1.10 through 1.10 Patch 1

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        "metrics": [
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                "id": "CVE-2023-6399",
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                  },
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                ],
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                "timestamp": "2024-02-20T15:30:36.983773Z",
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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    "datePublished": "2024-02-20T01:42:21.027Z",
    "dateReserved": "2023-11-30T07:58:19.503Z",
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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
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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GHSA-6MFV-H538-GWVR

CVE-2023-6399 (GCVE-0-2023-6399)

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