Vulnerability-Lookup

PYSEC-2025-260

Vulnerability from pysec - Published: 2025-03-21 14:15 - Updated: 2026-07-13 05:51

Details

A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. This issue affects the function CSMImporter::InternReadFile of the file code/AssetLib/CSM/CSMLoader.cpp. The manipulation leads to heap-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is named 2690e354da0c681db000cfd892a55226788f2743. It is recommended to apply a patch to fix this issue.

Severity

8.8 (High)


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

Impacted products

Name	purl
pyassimp	pkg:pypi/pyassimp

Aliases

CVE-2025-2592

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "PyPI",
        "name": "pyassimp",
        "purl": "pkg:pypi/pyassimp"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "5.4.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1",
        "3.3",
        "4.1.1",
        "4.1.2",
        "4.1.3",
        "4.1.4",
        "5.2.5"
      ]
    }
  ],
  "aliases": [
    "CVE-2025-2592"
  ],
  "details": "A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. This issue affects the function CSMImporter::InternReadFile of the file code/AssetLib/CSM/CSMLoader.cpp. The manipulation leads to heap-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is named 2690e354da0c681db000cfd892a55226788f2743. It is recommended to apply a patch to fix this issue.",
  "id": "PYSEC-2025-260",
  "modified": "2026-07-13T05:51:01.341500Z",
  "published": "2025-03-21T14:15:17.037Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/?id.300575"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/?submit.517782"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/assimp/assimp/issues/6010"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/assimp/assimp/issues/6010#issue-2877368110"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/?ctiid.300575"
    },
    {
      "type": "FIX",
      "url": "https://github.com/assimp/assimp/commit/2690e354da0c681db000cfd892a55226788f2743"
    },
    {
      "type": "FIX",
      "url": "https://github.com/assimp/assimp/pull/6052"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-2592 (GCVE-0-2025-2592)

Vulnerability from cvelistv5 – Published: 2025-03-21 14:00 – Updated: 2025-03-21 14:25

Title

Open Asset Import Library Assimp CSMLoader.cpp InternReadFile heap-based overflow

Summary

Severity

5.3 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

6.3 (Medium)


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

6.3 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-03-21 14:25 UTC

CWE

CWE-122 - Heap-based Buffer Overflow
CWE-119 - Memory Corruption

Assigner

VulDB mitre root

References

7 references

URL	Tags
https://vuldb.com/?id.300575	vdb-entrytechnical-description
https://vuldb.com/?ctiid.300575	signaturepermissions-required
https://vuldb.com/?submit.517782	third-party-advisory
https://github.com/assimp/assimp/issues/6010	issue-tracking
https://github.com/assimp/assimp/pull/6052	issue-tracking
https://github.com/assimp/assimp/issues/6010#issu…	exploitissue-tracking
https://github.com/assimp/assimp/commit/2690e354d…	patch

Impacted products

1 product

Vendor	Product	Version
Open Asset Import Library	Assimp	Affected: 5.4.3

Credits

d3ng03 (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-2592",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-21T14:25:53.767940Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-21T14:25:58.496Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Assimp",
          "vendor": "Open Asset Import Library",
          "versions": [
            {
              "status": "affected",
              "version": "5.4.3"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "d3ng03 (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability, which was classified as critical, has been found in Open Asset Import Library Assimp 5.4.3. This issue affects the function CSMImporter::InternReadFile of the file code/AssetLib/CSM/CSMLoader.cpp. The manipulation leads to heap-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is named 2690e354da0c681db000cfd892a55226788f2743. It is recommended to apply a patch to fix this issue."
        },
        {
          "lang": "de",
          "value": "Eine Schwachstelle wurde in Open Asset Import Library Assimp 5.4.3 entdeckt. Sie wurde als kritisch eingestuft. Davon betroffen ist die Funktion CSMImporter::InternReadFile der Datei code/AssetLib/CSM/CSMLoader.cpp. Dank der Manipulation mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann \u00fcber das Netzwerk erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung. Der Patch wird als 2690e354da0c681db000cfd892a55226788f2743 bezeichnet. Als bestm\u00f6gliche Massnahme wird Patching empfohlen."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 7.5,
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-122",
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              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "Memory Corruption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-03-21T14:00:18.480Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-300575 | Open Asset Import Library Assimp CSMLoader.cpp InternReadFile heap-based overflow",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.300575"
        },
        {
          "name": "VDB-300575 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.300575"
        },
        {
          "name": "Submit #517782 | Open Asset Import Library Assimp \u003e=5.4.3 Heap-based Buffer Overflow",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.517782"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/assimp/assimp/issues/6010"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/assimp/assimp/pull/6052"
        },
        {
          "tags": [
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          "url": "https://github.com/assimp/assimp/issues/6010#issue-2877368110"
        },
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          "url": "https://github.com/assimp/assimp/commit/2690e354da0c681db000cfd892a55226788f2743"
        }
      ],
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          "time": "2025-03-21T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-03-21T01:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-03-21T08:18:04.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Open Asset Import Library Assimp CSMLoader.cpp InternReadFile heap-based overflow"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-2592",
    "datePublished": "2025-03-21T14:00:18.480Z",
    "dateReserved": "2025-03-21T07:13:01.316Z",
    "dateUpdated": "2025-03-21T14:25:58.496Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Detection rules are retrieved from Rulezet.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.