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CVE-2025-3548

14
FAUCET Score

CVE-2025-3548 is a critical heap-based buffer overflow vulnerability affecting Open Asset Import Library (Assimp) versions up to 5.4.3, specifically within the aiString::Set function in the File Handler component. With a CVSS score of 3.3 (LOW), this local attack requires low privileges and user interaction, potentially leading to a denial of service. While a public exploit has been disclosed, there is no evidence of active exploitation, nor are there Metasploit or Nuclei modules, and it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.4.3CPE matchmatch criteria
cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

1.9LOW

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
LOW
VS Integrity
LOW
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.26%
Probability of exploitation in next 30 days
EPSS Percentile
18.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0026 is in the 63rd percentile among its peer group of 1,511 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: qt5-qt3d

Vendor Advisories (1)

redhatCVE-2025-3548Moderate

Assimp: Open Asset Import Library Assimp File types.h Set heap-based overflow

Apr 14, 2025

References

github.com / assimp/assimp/issues/6068
ExploitIssue Tracking
github.com / assimp/assimp/pull/6073
Issue TrackingPatch
github.com / user-attachments/files/19580584/aiString_Set-hbo.zip
Exploit
vuldb.com
Permissions RequiredVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry