Cyber Resilience

CVE-2023-29087

MediumPublic PoC

Published: 14 April 2023

Published
14 April 2023
Modified
07 February 2025
KEV Added
Patch
CVSS Score v3.1 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS Score 0.0019 40.4th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-29087 is a medium-severity Out-of-bounds Write (CWE-787) vulnerability in Samsung Exynos 5300 Firmware. Its CVSS base score is 6.8 (Medium).

Operationally, ranked at the 40.4th 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

An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor and Modem for Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos 1080, Exynos 9110, and Exynos Auto T5123. Memory corruption can occur due to insufficient parameter validation while…

more

decoding an SIP Retry-After header.

CWE(s)

Related Threats

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

Affected Assets

samsung
exynos 5300 firmware
all versions
samsung
exynos 5123 firmware
all versions
samsung
exynos 980 firmware
all versions
samsung
exynos 9110 firmware
all versions
samsung
exynos 1080 firmware
all versions
samsung
exynos auto t5123 firmware
all versions

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.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References