Cyber Resilience

CVE-2021-29297

Medium

Published: 30 July 2021

Published
30 July 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score 0.0033 56.5th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-29297 is a medium-severity Classic Buffer Overflow (CWE-120) vulnerability in Emerson Proficy Machine Edition. Its CVSS base score is 5.3 (Medium).

Operationally, ranked in the top 43.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Buffer Overflow in Emerson GE Automation Proficy Machine Edition v8.0 allows an attacker to cause a denial of service and application crash via crafted traffic from a Man-in-the-Middle (MITM) attack to the component "FrameworX.exe" in the module "MSVCR100.dll".

CWE(s)

Related Threats

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

Affected Assets

emerson
proficy machine edition
8.0

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-120

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

References