CVE-2023-39238 (GCVE-0-2023-39238)

Vulnerability from cvelistv5 – Published: 2023-09-07 07:10 – Updated: 2024-09-26 18:58
VLAI
Title
ASUS RT-AX55、RT-AX56U_V2 - Format String - 1
Summary
It is identified a format string vulnerability in ASUS RT-AX56U V2. This vulnerability is caused by lacking validation for a specific value within its set_iperf3_svr.cgi module. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-09-26 18:57 UTC
CWE
  • CWE-134 - Use of Externally-Controlled Format String
Impacted products
Vendor Product Version CPE status
ASUS RT-AX55 Affected: 3.0.0.4.386_50460
guessed Create a notification for this product.
ASUS RT-AX56U_V2 Affected: 3.0.0.4.386_50460
guessed Create a notification for this product.
asus rt-ax56u_v2 Affected: 3.0.0.4.386_50460
    cpe:2.3:h:asus:rt-ax56u_v2:-:*:*:*:*:*:*:*
Create a notification for this product.
asus rt-ax55 Affected: 3.0.0.4.386_50460
    cpe:2.3:h:asus:rt-ax55:-:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2023-09-15 01:00
Show details on NVD website

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                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2024-09-26T18:58:24.548Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "RT-AX55",
              "vendor": "ASUS",
              "versions": [
                {
                  "status": "affected",
                  "version": "3.0.0.4.386_50460"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "RT-AX56U_V2",
              "vendor": "ASUS",
              "versions": [
                {
                  "status": "affected",
                  "version": "3.0.0.4.386_50460"
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          ],
          "datePublic": "2023-09-15T01:00:00.000Z",
          "descriptions": [
            {
              "lang": "en",
              "supportingMedia": [
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                  "base64": false,
                  "type": "text/html",
                  "value": "\n\nIt is identified a format string vulnerability in ASUS RT-AX56U V2. This vulnerability is caused by lacking validation for a specific value\u0026nbsp;within its set_iperf3_svr.cgi module. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.\n\n"
                }
              ],
              "value": "\nIt is identified a format string vulnerability in ASUS RT-AX56U V2. This vulnerability is caused by lacking validation for a specific value\u00a0within its set_iperf3_svr.cgi module. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.\n\n"
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          ],
          "impacts": [
            {
              "capecId": "CAPEC-135",
              "descriptions": [
                {
                  "lang": "en",
                  "value": "CAPEC-135 Format String Injection"
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              ]
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 7.2,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "HIGH",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
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                  "value": "GENERAL"
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          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-134",
                  "description": "CWE-134 Use of Externally-Controlled Format String",
                  "lang": "en",
                  "type": "CWE"
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              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2024-03-27T07:06:35.024Z",
            "orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
            "shortName": "twcert"
          },
          "references": [
            {
              "url": "https://www.twcert.org.tw/tw/cp-132-7354-4e654-1.html"
            }
          ],
          "solutions": [
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              "lang": "en",
              "supportingMedia": [
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                  "type": "text/html",
                  "value": "\n\n\u003cp\u003eRT-AX55: update to 3.0.0.4.386_51948\u0026nbsp;\u003c/p\u003e\u003cp\u003eRT-AX56U_V2: update to 3.0.0.4.386_51948\u0026nbsp;\u003cbr\u003e\u003c/p\u003e"
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              "value": "\nRT-AX55: update to 3.0.0.4.386_51948\u00a0\n\nRT-AX56U_V2: update to 3.0.0.4.386_51948\u00a0\n\n"
            }
          ],
          "source": {
            "advisory": "TVN-202309007",
            "discovery": "EXTERNAL"
          },
          "title": "ASUS RT-AX55\u3001RT-AX56U_V2 - Format String - 1",
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      },
      "cveMetadata": {
        "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
        "assignerShortName": "twcert",
        "cveId": "CVE-2023-39238",
        "datePublished": "2023-09-07T07:10:47.153Z",
        "dateReserved": "2023-07-26T00:58:24.844Z",
        "dateUpdated": "2024-09-26T18:58:30.829Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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