github - ghsa-58vr-f4x9-3h36

GHSA-58VR-F4X9-3H36

Vulnerability from github – Published: 2024-05-03 03:30 – Updated: 2025-11-04 21:31

Details

The specific flaw exists within the processing of recovery volumes. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21233.

Severity ?

7.8 (High)


                  
                    CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-40477"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-129"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-03T03:15:20Z",
    "severity": "HIGH"
  },
  "details": "RARLAB WinRAR Recovery Volume Improper Validation of Array Index Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of RARLAB WinRAR. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the processing of recovery volumes. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21233.",
  "id": "GHSA-58vr-f4x9-3h36",
  "modified": "2025-11-04T21:31:29Z",
  "published": "2024-05-03T03:30:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-40477"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00009.html"
    },
    {
      "type": "WEB",
      "url": "https://www.win-rar.com/singlenewsview.html?\u0026L=0\u0026tx_ttnews%5Btt_news%5D=232\u0026cHash=c5bf79590657e32554c6683296a8e8aa"
    },
    {
      "type": "WEB",
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1152"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-40477 (GCVE-0-2023-40477)

Vulnerability from cvelistv5 – Published: 2024-05-03 02:11 – Updated: 2025-11-04 19:20

Summary

RARLAB WinRAR Recovery Volume Improper Validation of Array Index Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of RARLAB WinRAR. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the processing of recovery volumes. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21233.

Severity ?

7.8 (High)


                        
                          CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE

CWE-129 - Improper Validation of Array Index

Assigner

zdi

References

URL

Tags

	https://www.zerodayinitiative.com/advisories/ZDI-…	x_research-advisory
	https://www.win-rar.com/singlenewsview.html?&L=0&…	vendor-advisory

Impacted products

	Vendor	Product	Version
	RARLAB	WinRAR	Affected: 6.21

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:rarlab:winrar:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "winrar",
            "vendor": "rarlab",
            "versions": [
              {
                "status": "affected",
                "version": "6.21"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-40477",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-18T13:35:58.103184Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-07-18T13:47:35.415Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T19:20:10.675Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "ZDI-23-1152",
            "tags": [
              "x_research-advisory",
              "x_transferred"
            ],
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1152/"
          },
          {
            "name": "vendor-provided URL",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.win-rar.com/singlenewsview.html?\u0026L=0\u0026tx_ttnews%5Btt_news%5D=232\u0026cHash=c5bf79590657e32554c6683296a8e8aa"
          },
          {
            "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00009.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "WinRAR",
          "vendor": "RARLAB",
          "versions": [
            {
              "status": "affected",
              "version": "6.21"
            }
          ]
        }
      ],
      "dateAssigned": "2023-08-14T21:14:46.683Z",
      "datePublic": "2023-08-17T19:42:16.400Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "RARLAB WinRAR Recovery Volume Improper Validation of Array Index Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of RARLAB WinRAR. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the processing of recovery volumes. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21233."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-129",
              "description": "CWE-129: Improper Validation of Array Index",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-03T02:11:12.905Z",
        "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
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      },
      "references": [
        {
          "name": "ZDI-23-1152",
          "tags": [
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          ],
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1152/"
        },
        {
          "name": "vendor-provided URL",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.win-rar.com/singlenewsview.html?\u0026L=0\u0026tx_ttnews%5Btt_news%5D=232\u0026cHash=c5bf79590657e32554c6683296a8e8aa"
        }
      ],
      "source": {
        "lang": "en",
        "value": "goodbyeselene"
      },
      "title": "RARLAB WinRAR Recovery Volume Improper Validation of Array Index Remote Code Execution Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e",
    "assignerShortName": "zdi",
    "cveId": "CVE-2023-40477",
    "datePublished": "2024-05-03T02:11:12.905Z",
    "dateReserved": "2023-08-14T21:06:28.913Z",
    "dateUpdated": "2025-11-04T19:20:10.675Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

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-58VR-F4X9-3H36

CVE-2023-40477 (GCVE-0-2023-40477)

Tags

Sightings

Nomenclature