CVE-2021-43581
CVE-2021-43581 is a high-severity vulnerability in Opendesign Prc Sdk with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (64th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Opendesign Prc Sdk
- Published:
- Last modified:
Description
An Out-of-Bounds Read vulnerability exists when reading a U3D file using Open Design Alliance PRC SDK before 2022.11. The specific issue exists within the parsing of U3D files. Incorrect use of the LibJpeg source manager inside the U3D library, and crafted data in a U3D file, can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Frequently asked questions
- What is CVE-2021-43581?
- An Out-of-Bounds Read vulnerability exists when reading a U3D file using Open Design Alliance PRC SDK before 2022.11. The specific issue exists within the parsing of U3D files. Incorrect use of the LibJpeg source manager inside the U3D library, and crafted data in a U3D file, can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
- How severe is CVE-2021-43581?
- CVE-2021-43581 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-43581 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-43581?
- CVE-2021-43581 affects Opendesign Prc Sdk. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-43581?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-43581 published?
- CVE-2021-43581 was published on 2021-11-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:opendesign:prc_sdk:*:*:*:*:*:*:*:*
More vulnerabilities in Opendesign Prc Sdk
- CVE-2021-44046 — High (CVSS 7.8): An out-of-bounds write vulnerability exists when reading U3D files in Open Design Alliance PRC SDK before 2022.11. An…
All CVEs affecting Opendesign Prc Sdk →
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