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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Siemens ≫ Simatic Easie Pcs 7 Skill Version <= 20.07
Siemens ≫ Simatic Easie Pcs 7 Skill Version 21.00 Update -
Siemens ≫ Simatic Easie Pcs 7 Skill Version 21.00 Update sp1
Siemens ≫ Simatic Easie Pcs 7 Skill Version 21.00 Update sp2
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.91% 0.553
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 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
NIST 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.

https://cert-portal.siemens.com/productcert/pdf/ssa-199605.pdf
Vendor Advisory