Cyber Resilience

CVE-2023-50245

CriticalPublic PoC

Published: 11 December 2023

Published
11 December 2023
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0332 87.6th percentile
Risk Priority 22 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-50245 is a critical-severity Classic Buffer Overflow (CWE-120) vulnerability in Afichet Openexr Viewer. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 12.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

OpenEXR-viewer is a viewer for OpenEXR files with detailed metadata probing. Versions prior to 0.6.1 have a memory overflow vulnerability. This issue is fixed in version 0.6.1.

CWE(s)
CWE-120

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

afichet
openexr viewer
≤ 0.6.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References