Buffer overflow in Emerson Proficy Machine Edition
CVE-2021-29297
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".
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.008 (54.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Emerson Proficy Machine Edition — versions 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/boofish/GE_Proficy_Machine_Edition_vul (Third Party Advisory, Broken Link)
- github.com/boofish/GE_Proficy_Machine_Edition_vul/blob/main/vul1/vul1_steps.pdf (Third Party Advisory, Broken Link)
Frequently asked questions
- What is CVE-2021-29297?
- CVE-2021-29297 is a medium-severity vulnerability in Emerson Proficy Machine Edition, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.3/10. Published 2021-07-30.
- How severe is CVE-2021-29297?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-29297 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.