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.

CVSS v3 6.5 MEDIUM
CVSS v2.0 3.5 LOW

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

3.5^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:M/Au:S/C:P/I:N/A:N

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

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

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:siemens:simatic_easie_pcs_7_skill::::::::
	cpe:2.3:a:siemens:simatic_easie_pcs_7_skill:21.00:-::::::
	cpe:2.3:a:siemens:simatic_easie_pcs_7_skill:21.00:sp1::::::
	cpe:2.3:a:siemens:simatic_easie_pcs_7_skill:21.00:sp2::::::

History

No history.

Information

Published : 2021-12-14 12:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-42022

Mitre link : CVE-2021-42022

CVE.ORG link : CVE-2021-42022

JSON object : View

Products Affected

siemens

simatic_easie_pcs_7_skill

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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