Omron NS Series HMI Cross-Site Request Forgery
Cross-site request forgery (CSRF) vulnerability in the web application on Omron NS5, NS8, NS10, NS12, and NS15 HMI terminals 8.1xx through 8.68x allows remote authenticated users to hijack the authentication of unspecified victims via unknown vectors.
- Published
- Jul 24, 2014
- Updated
- Jun 16, 2026
- EPSS
- 0.6% · 46th percentile
- CWE
- CWE-352
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Report tools
Action score
24
Monitor
Low priority for now.
- CVSS
- 24 / 40 · 6.0 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.6%
CNA vs NVD score
- NVD
- 6.0
- CNA · icscert
- 4.6
- 1.4 point gap
AV:N/AC:H/Au:S/C:P/I:P/A:P
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| omron | ns series system program firmware | cpe:2.3:o:omron:ns_series_system_program_firmware |
| omron | ns10 hmi terminal | cpe:2.3:h:omron:ns10_hmi_terminal |
| omron | ns12 hmi terminal | cpe:2.3:h:omron:ns12_hmi_terminal |
| omron | ns15 hmi terminal | cpe:2.3:h:omron:ns15_hmi_terminal |
| omron | ns5 hmi terminal | cpe:2.3:h:omron:ns5_hmi_terminal |
| omron | ns8 hmi terminal | cpe:2.3:h:omron:ns8_hmi_terminal |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- omron ns series system program firmware8.1
- omron ns series system program firmware8.68
- omron ns10 hmi terminalall versions
- omron ns12 hmi terminalall versions
- omron ns15 hmi terminalall versions
- omron ns5 hmi terminalall versions
- omron ns8 hmi terminalall versions
Versions reported by the vendor
Affected version ranges reported by the assigning authority (icscert). Independent of NVD's CPE analysis and usually ahead of it.
Omron NS10
- 8.1xx and later · before 8.68xaffected
Omron NS12
- 8.1xx and later · before 8.68xaffected
Omron NS15
- 8.1xx and later · before 8.68xaffected
Omron NS5
- 8.1xx and later · before 8.68xaffected
Omron NS8
- 8.1xx and later · before 8.68xaffected
Same product
omron: all recordsOther highest-scoring records for the same primary product.
- CVE-2014-2370Omron NS Series HMI Improper Neutralization of Input During Web Page Generation14Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
- Joel Sevilleja FebrerS2 Grupofinder
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
If successful
- Confidentiality
- P · data can be read
- Integrity
- P · data or configuration can be modified
- Availability
- P · the service can be disrupted
- Attack complexity
- M
- Confidentiality impact
- P
- Integrity impact
- P
- Availability impact
- P
Weakness class (CWE)
CWE-352 · Cross-Site Request Forgery (CSRF)CVSS vector
AV:N/AC:M/Au:S/C:P/I:P/A:P
nvd-primary
Root cause
State-changing requests rely on the session cookie the browser sends automatically; nothing verifies that the request came from the user’s own page.
The bug in code
The whole CWE-352 classA representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.
Vulnerable
app.use(session({ cookie: { httpOnly: true } }));app.post("/account/address", updateAddress);Fixed
app.use(session({ cookie: { httpOnly: true, sameSite: "lax" } }));app.post("/account/address", csrfProtection, updateAddress);Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- automation.omron.com/en/us/products/
- www.cisa.gov/news-events/ics-advisories/icsa-14-203-01
- ics-cert.us-cert.gov/advisories/ICSA-14-203-01
Vendor advisories and official records. Exploit/PoC links are deliberately left out.