How severe is CVE-2023-42295?

CVE-2023-42295 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-2023-42295 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42295?

CVE-2023-42295 affects Openimageio. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-42295?

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-2023-42295 published?

CVE-2023-42295 was published on 2023-10-23 and last updated on 2026-06-17.

CVE-2023-42295

CVE-2023-42295 is a high-severity vulnerability in Openimageio 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-190.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Openimageio
Published: 2023-10-23
Last modified: 2026-06-17

Description

An issue 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_rle_image function of file bifs/unquantize.c

Frequently asked questions

What is CVE-2023-42295?: An issue 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_rle_image function of file bifs/unquantize.c
How severe is CVE-2023-42295?: CVE-2023-42295 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-2023-42295 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42295?: CVE-2023-42295 affects Openimageio. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-42295?: 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-2023-42295 published?: CVE-2023-42295 was published on 2023-10-23 and last updated on 2026-06-17.

References

https://github.com/OpenImageIO/oiio/issues/3947

Affected products (1)

cpe:2.3:a:openimageio:openimageio:2.4.12.0:*:*:*:*:*:*:*

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