CVE-2021-42022

MEDIUM
6.5
CVSS Score
Published: December 14, 2021 at 12:06 PM UTC
Updated: June 17, 2026 at 04:09 AM UTC
1 product affected across 1 vendorSIMATIC Easie Pcs 7 Skill

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.9%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-22

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