CVE Vulnerability

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.

3.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

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

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

Configuration 1

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:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_easie_pcs_7_skill:*:*:*:*:*:*:*:*
Information

Published : 2021-12-14 12:15

Updated : 2021-12-17 07:20

NVD link : CVE-2021-42022

Mitre link : CVE-2021-42022

Products Affected
No products.
CWE
CWE-22