Vulnerability Details : 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 category: Directory traversal
Products affected by CVE-2020-7478
- Schneider-electric » Interactive Graphical Scada SystemVersions from including (>=) 14.0 and before (<) 14.0.0.20009cpe:2.3:a:schneider-electric:interactive_graphical_scada_system:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-7478
1.84%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 81 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-7478
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-7478
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by:
- cybersecurity@se.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2020-7478
-
https://www.zerodayinitiative.com/advisories/ZDI-20-371/
ZDI-20-371 | Zero Day InitiativeThird Party Advisory;VDB Entry
-
https://www.se.com/ww/en/download/document/SEVD-2020-070-01/
Security Notification - IGSS (Interactive Graphical SCADA System) | Schneider ElectricVendor Advisory
Jump to