Path Traversal in Schneider-Electric Interactive Graphical Scada System
CVE-2020-7478
A CWE-22: Improper Limitation of a Pathname to a Restricted Directory exists in IGSS (Versions 14 and prior using the service: IGSSupdate), which could allow a remote unauthenticated attacker to read arbitrary files from the IGSS server PC on an unrestricted or shared network when the IGSS Update Service is enabled.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.041 (90.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.041 · newest: 0.041 · change: 0.000
Affected products
- Schneider-Electric Interactive Graphical Scada System
- Igss (Interactive Graphical Scada System) (Igss Version Prior To 14.0.0.20009) — versions IGSS (Interactive Graphical SCADA System) (Versions 14 and prior using the service: IGSSupdate)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.se.com/ww/en/download/document/SEVD-2020-070-01/ (Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-20-371/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-7478?
- CVE-2020-7478 is a high-severity vulnerability in Schneider-Electric Interactive Graphical Scada System, classified under Path Traversal. CVSS score: 7.5/10. Published 2020-03-23.
- How severe is CVE-2020-7478?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-7478 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.