High severity · published Feb 9, 2021
CVE-2020-25238
A vulnerability has been identified in PCS neo (Administration Console) (All versions < V3.1), TIA Portal (V15, V15.1 and V16)
7.8
CVSS
0.9%
EPSS
No
On KEV
Description
A vulnerability has been identified in PCS neo (Administration Console) (All versions < V3.1), TIA Portal (V15, V15.1 and V16). Manipulating certain files in specific folders could allow a local attacker to execute code with SYSTEM privileges. The security vulnerability could be exploited by an attacker with a valid account and limited access rights on the system.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SP
Simatic Process Control System Neo · Siemens
before 3.1 · source: NVD
TI
Totally Integrated Automation Portal · Siemens
15; 15.1; 16 · source: NVD
Affected product
SP
Simatic Process Control System Neo
Siemens
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-25238
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-25238
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-428051.pdf
Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-040-05
Third Party Advisory
https://www.kb.cert.org/vuls/id/466044