CVE-2025-31354Subnet Solutions PowerSYSTEM Center Out-of-Bounds Read
- 5.3MediumCVSS base score
- 0.14%Exploitation in 30 daysEPSS · top 97% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Subnet Solutions PowerSYSTEM Center's SMTPS notification service can be affected by importing an EC certificate with crafted F2m parameters, which can lead to excessive CPU consumption during the evaluation of the curve parameters.
Timeline
ID reserved
By icscert
- 3 days later
· 3 days later
Published
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| icscertCNA (assigner) | 4.0 | Medium5.3 | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N |
| icscertCNA (assigner) | 3.1 | Medium4.3 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVDNVD · Deferred | 4.0 | Medium5.3 | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.14% · top 97% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Affected products
Subnet Solutions · PowerSYSTEM Center 2020
- affected ≤ 5.24.x
What to do
Solution: Subnet Solutions Inc. recommends users update PowerSYSTEM Center (PSC) to the latest versions: * PSC 2020 Update 25 * PSC 2024 For assistance with updating PSC, reach out directly to Subnet Solutions.
Workaround: If updating PSC is not possible, Subnet Solutions Inc recommends users apply the following mitigations to help reduce risk: * Disable Notification Service, Email Dispatch Service, or the outgoing email server in Notifications/Settings. * Configure PowerSYSTEM Center DCS network firewall to only allow connections to an approved and authorized email server. * Manage administrator access to PowerSYSTEM Center DCS operating system. * Monitor user activity records to ensure users are following acceptable usage policies of the application.
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-10826 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-31354)Record last updated .