Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 62.0%
CVSS Severity
CVSS v3 Score 6.5
CVSS v2 Score 3.5
References
Products affected by CVE-2021-42022
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cpe:2.3:a:siemens:simatic_easie_pcs_7_skill:20.07
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cpe:2.3:a:siemens:simatic_easie_pcs_7_skill:21.00