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Vulnerabilities

Vulnerability · CVE-2025-5166

A vulnerability was found in Open Asset Import Library Assimp 5.4.3.

Published May 26, 2025 · catalog updated May 28, 2025 · Open Asset Import Library Assimp

Check this week

CVE-2025-5166 is not in CISA KEV. FIRST estimates a 25.00% chance of exploitation in the next 30 days. Check whether you run Open Asset Import Library Assimp.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
25.00%
Remediation
Vendor / distro source
Affected products
vendor Open Asset Import Library Assimp 5.4.3

A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function MDCImporter::InternReadFile of the file assimp/code/AssetLib/MDC/MDCLoader.cpp of the component MDC File Parser. The manipulation of the argument pcVerts leads to out-of-bounds read. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Open Asset Import Library Assimp 5.4.35.4.3

How to fix CVE-2025-5166

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-5166 is not in CISA KEV. FIRST estimates a 25.00% chance of exploitation in the next 30 days. Check whether you run Open Asset Import Library Assimp.

Which versions are affected?

Compare what you have installed with Open Asset Import Library Assimp 5.4.3 5.4.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 25.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 26, 2025 · EUVD

    Detected

    A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function MDCImporter::InternReadFile of the file assimp/code/AssetLib/MDC/MDCLoader.cpp of the component MDC File Parser. The manipulation of the argument pcVerts leads to out-of-bounds read. It is possible to launch the attack on the local host. The exploit has been disclose

  2. May 28, 2025 · EUVD

    Updated

    A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function MDCImporter::InternReadFile of the file assimp/code/AssetLib/MDC/MDCLoader.cpp of the component MDC File Parser. The manipulation of the argument pcVerts leads to out-of-bounds read. It is possible to launch the attack on the local host. The exploit has been disclose

Sources

  • CVE.orgVulnerability recordCVE-2025-5166

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-16257

    A vulnerability was found in Open Asset Import Library Assimp 5.4.3. It has been classified as problematic. Affected is the function MDCImporter::InternReadFile of the file assimp/code/AssetLib/MDC/MDCLoader.cpp of the component MDC File Parser. The manipulation of the argument p

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 28, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.