CVE-2021-42022
6.5 · MEDIUMOverview
CVE-2021-42022 is a medium-severity vulnerability affecting siemens simatic_easie_pcs_7_skill. It was published on December 14, 2021 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from siemens. Update simatic_easie_pcs_7_skill to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| siemens | simatic_easie_pcs_7_skill | 0 | Affected |
Frequently Asked Questions
What is CVE-2021-42022?
CVE-2021-42022 is a medium-severity vulnerability affecting siemens simatic_easie_pcs_7_skill. It was published on December 14, 2021 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2021-42022?
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-42022?
Check the references section for vendor advisories and patches from siemens. Update simatic_easie_pcs_7_skill to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-42022?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-42022 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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