Is CVE-2023-42299 actively exploited?

No active exploitation of CVE-2023-42299 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-42299 be exploited remotely?

Yes. CVE-2023-42299 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-42299?

CVE-2023-42299 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-42299

CWE-120Published: November 2, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

Buffer Overflow vulnerability in OpenImageIO oiio v.2.4.12.0 allows a remote attacker to execute arbitrary code and cause a denial of service via the read_subimage_data function.

NVD Source

Risk Analysis

A buffer overflow in OpenImageIO version 2.4.12.0 allows remote attackers to execute arbitrary code or cause a denial of service via the read_subimage_data function. This critical vulnerability is remotely exploitable with low complexity.

No public exploit is known, and the vulnerability is not in the CISA KEV catalog.

Recommended Action

Update OpenImageIO to a patched version and ensure input validation is enforced for image processing tasks.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-42299 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.