6.5

CVE-2021-42022

A vulnerability has been identified in SIMATIC eaSie PCS 7 Skill Package (All versions < V21.00 SP3). When downloading files, the affected systems do not properly neutralize special elements within the pathname. An attacker could then cause the pathname to resolve to a location outside of the restricted directory on the server and read unexpected critical files. The affected file download function is disabled by default.

Data is provided by the National Vulnerability Database (NVD)
Siemens ≫ Simatic Easie Pcs 7 Skill Version <= 20.07
Siemens ≫ Simatic Easie Pcs 7 Skill Version21.00 Update-
Siemens ≫ Simatic Easie Pcs 7 Skill Version21.00 Updatesp1
Siemens ≫ Simatic Easie Pcs 7 Skill Version21.00 Updatesp2
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.43% 0.599
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 3.5 6.8 2.9
AV:N/AC:M/Au:S/C:P/I:N/A:N
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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.