CVE-2022-30997
CVE-2022-30997 Vulnerability Analysis & Exploit Intelligence
Use of hard-coded credentials vulnerability exists in STARDOM FCN Controller and FCJ Controller R4.10 to R4.31, which may allow an attacker with an administrative privilege to read/change configuration settings or update the controller with tampered firmware.
Published Updated Sources: cvelistV5, jpcert
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
2%
chance of exploitation in 30 days
CVSS base
6.3
MEDIUM
CISA SSVC assessment
Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.
Exploitation
None
none · proof-of-concept · active
Automatable
No
can an attacker script all four kill-chain steps
Technical impact
Total
partial · total control of the vulnerable component
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (2)
Products (3)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 6.3 | CVSS 3.1 | MEDIUM | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-798
Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.
- T1552.001Unsecured Credentials: Credentials in files
- T1078.001Valid Accounts: Default Accounts
Detection
Read off the CVSS vector and the weakness class. Starting points, not rules we have tested.
- Search application, proxy, and WAF logs for requests touching /change.
References
4 on the record
- web-material3.yokogawa.com/1/32885/files/YSAR-22-0007-E.pdf
x_refsource_MISC
- web-material3.yokogawa.com/19/32885/files/YSAR-22-0007-J.pdf
x_refsource_MISC
- jvn.jp/vu/JVNVU95452299/index.html
x_refsource_MISC
- www.cisa.gov/uscert/ics/advisories/icsa-22-174-01
x_refsource_MISC
Elsewhere on this site
- yokogawa electricevery CVE for this vendor
- yokogawaevery CVE for this vendor
- CWE-798other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.