Cyber Resilience

CVE-2023-43887

HighPublic PoC

Published: 22 November 2023

Published
22 November 2023
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
EPSS Score 0.0017 37.5th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-43887 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability in Struktur Libde265. Its CVSS base score is 8.1 (High).

Operationally, ranked at the 37.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Libde265 v1.0.12 was discovered to contain multiple buffer overflows via the num_tile_columns and num_tile_row parameters in the function pic_parameter_set::dump.

CWE(s)
CWE-120

Related Threats

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

Affected Assets

struktur
libde265
1.0.12

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