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Vulnerability CVE-2021-42022
Published: 2021-12-14
| 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. |
Type:
CWE-22 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'))
CVSS2 => (AV:N/AC:M/Au:S/C:P/I:N/A:N)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
3.5/10 |
2.9/10 |
6.8/10 |
| Exploit range |
Attack complexity |
Authentication |
Remote |
Medium |
Single time |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
None |
None |
References: |
https://cert-portal.siemens.com/productcert/pdf/ssa-199605.pdf
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