github - ghsa-r4fx-9v33-wcf4

GHSA-R4FX-9V33-WCF4

Vulnerability from github – Published: 2023-07-21 09:30 – Updated: 2024-03-27 09:30

Details

It is identified a format string vulnerability in ASUS RT-AX56U V2 & RT-AC86U. This vulnerability is caused by directly using input as a format string when calling syslog in logmessage_normal function, in the do_detwan_cgi module of httpd. An unauthenticated remote attacker without privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.

This issue affects RT-AX56U V2: 3.0.0.4.386_50460; RT-AC86U: 3.0.0.4_386_51529.

Severity ?

9.8 (Critical)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2023-35086"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-134"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-07-21T07:15:10Z",
    "severity": "HIGH"
  },
  "details": "\nIt is identified a format string vulnerability in ASUS RT-AX56U V2 \u0026 RT-AC86U. This vulnerability is caused by directly using input as a format string when calling syslog in logmessage_normal function, in the do_detwan_cgi module of httpd. An unauthenticated remote attacker without privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.\n\nThis issue affects RT-AX56U V2: 3.0.0.4.386_50460; RT-AC86U: 3.0.0.4_386_51529.\n\n",
  "id": "GHSA-r4fx-9v33-wcf4",
  "modified": "2024-03-27T09:30:39Z",
  "published": "2023-07-21T09:30:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-35086"
    },
    {
      "type": "WEB",
      "url": "https://www.twcert.org.tw/tw/cp-132-7240-a5f96-1.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-35086 (GCVE-0-2023-35086)

Vulnerability from cvelistv5 – Published: 2023-07-21 06:32 – Updated: 2024-10-24 14:20

Summary

It is identified a format string vulnerability in ASUS RT-AX56U V2 & RT-AC86U. This vulnerability is caused by directly using input as a format string when calling syslog in logmessage_normal function, in the do_detwan_cgi module of httpd. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service. This issue affects RT-AX56U V2: 3.0.0.4.386_50460; RT-AC86U: 3.0.0.4_386_51529.

Severity ?

7.2 (High)


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

CWE

CWE-134 - Use of Externally-Controlled Format String

Assigner

twcert

References

URL

Tags

https://www.twcert.org.tw/tw/cp-132-7240-a5f96-1.html

Impacted products

Vendor

Product

Version

ASUS

RT-AX56U V2

Affected: 3.0.0.4.386_50460

ASUS

RT-AC86U

Affected: 3.0.0.4_386_51529

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JSON

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          "dateUpdated": "2024-08-02T16:23:59.139Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.twcert.org.tw/tw/cp-132-7240-a5f96-1.html"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:h:asus:rt-ax56u_v2:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "rt-ax56u_v2",
            "vendor": "asus",
            "versions": [
              {
                "status": "affected",
                "version": "3.0.0.4.386_50460"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:h:asus:rt-ac86u:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "rt-ac86u",
            "vendor": "asus",
            "versions": [
              {
                "status": "affected",
                "version": "3.0.0.4_386_51529"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-35086",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-24T14:18:13.719783Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-24T14:20:09.783Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
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          "defaultStatus": "unaffected",
          "product": "RT-AX56U V2",
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      "datePublic": "2023-07-21T06:16:00.000Z",
      "descriptions": [
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              "value": "\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eIt is identified a format string vulnerability in ASUS RT-AX56U V2 \u0026amp; RT-AC86U. This vulnerability is caused by directly using input as a format string when calling syslog in logmessage_normal function, in the do_detwan_cgi module of httpd. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.\u003c/span\u003e\n\n\u003cp\u003eThis issue affects RT-AX56U V2: 3.0.0.4.386_50460; RT-AC86U: 3.0.0.4_386_51529.\u003c/p\u003e"
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          ],
          "value": "\nIt is identified a format string vulnerability in ASUS RT-AX56U V2 \u0026 RT-AC86U. This vulnerability is caused by directly using input as a format string when calling syslog in logmessage_normal function, in the do_detwan_cgi module of httpd. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.\n\nThis issue affects RT-AX56U V2: 3.0.0.4.386_50460; RT-AC86U: 3.0.0.4_386_51529.\n\n"
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      "impacts": [
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      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
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      ],
      "solutions": [
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              "value": "\n\n\u003cdiv\u003eRT-AX56U V2: update firmware version to 3.0.0.4_386_51598\u003c/div\u003e\u003cdiv\u003eRT-AC86U: \n\nupdate firmware version\n\n 3.0.0.4.386_51915\u003c/div\u003e\n\n\u003cbr\u003e"
            }
          ],
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        }
      ],
      "source": {
        "advisory": "TVN-202307001",
        "discovery": "EXTERNAL"
      },
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  "cveMetadata": {
    "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
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    "datePublished": "2023-07-21T06:32:20.831Z",
    "dateReserved": "2023-06-13T10:19:24.130Z",
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    "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-R4FX-9V33-WCF4

CVE-2023-35086 (GCVE-0-2023-35086)

Tags

Sightings

Nomenclature