Buffer overflow in Schneider-Electric Interactive Graphical Scada System Data Collector
CVE-2021-22802
A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could result in remote code execution due to missing length check on user supplied data, when a constructed message is received on the network. Affected Product: Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21243 and prior)
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.202 (97.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.202 · newest: 0.202 · change: 0.000
Affected products
- Schneider-Electric Interactive Graphical Scada System Data Collector
- Interactive Graphical Scada System Data Collector (Dc.exe) (V15.0.0.21243 And Prior) — versions Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21243 and prior)
Weakness classification (CWE)
References
- download.schneider-electric.com/files (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22802?
- CVE-2021-22802 is a critical-severity vulnerability in Schneider-Electric Interactive Graphical Scada System Data Collector, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2022-02-11.
- How severe is CVE-2021-22802?
- Critical severity. CVSS v3 base score is 9.8 out of 10.