High severity · published Apr 13, 2022
CVE-2021-22797
A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal) vulnerability exists that could cause malicious script to be deployed in an unauthorized…
7.8
CVSS
26.1%
EPSS
No
On KEV
Description
A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal) vulnerability exists that could cause malicious script to be deployed in an unauthorized location and may result in code execution on the engineering workstation when a malicious project file is loaded in the engineering software. Affected Product: EcoStruxure Control Expert (V15.0 SP1 and prior, including former Unity Pro), EcoStruxure Process Expert (2020 and prior, including former HDCS), SCADAPack RemoteConnect for x70 (All versions)
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)26.1% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EC
Ecostruxure Control Expert · Schneider-electric
before 15.1 · source: NVD
EP
Ecostruxure Process Expert · Schneider-electric
before 2021 · source: NVD
RE
Remoteconnect · Schneider-electric
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22797
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22797
Mitigation
https://www.se.com/ww/en/download/document/SEVD-2021-257-01/
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