Buffer overflow in Fatek Fvdesigner
CVE-2021-32939
FATEK Automation FvDesigner, Versions 1.5.88 and prior is vulnerable to an out-of-bounds write while processing project files, allowing an attacker to craft a project file that may permit arbitrary code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.016 (74.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Fatek Fvdesigner
- Fatek Automation Fvdesigner — versions FvDesigner, Versions 1.5.88 and prior
Weakness classification (CWE)
Public proof-of-concept exploits
References
- us-cert.cisa.gov/ics/advisories/icsa-21-217-02 (US Government Resource, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-21-1028/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32939?
- CVE-2021-32939 is a high-severity vulnerability in Fatek Fvdesigner, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-08-11.
- How severe is CVE-2021-32939?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-32939 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.