Tycon Systems TPDIN-Monitor-WEB3 Use of Hard-coded Credentials
Priority LOW 31CWE-798Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-798.
Summary
Tycon Systems TPDIN-Monitor-WEB3 versions 2.2.9 and prior are vulnerable to a use of hard-coded credential vulnerability. This could allow an attacker to intercept sensitive information or credentials.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0033 26th percentileScored 2026-11-07
Fix Fixed TPDIN-Monitor-WEB3 (Tycon Systems): v2.4.2
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Tycon Systems | TPDIN-Monitor-WEB3 | up to 2.2.9 | v2.4.2 | Patch available | CNA |
- TPDIN-Monitor-WEB3 VendorTycon Systems Affected up to 2.2.9 Fixed in v2.4.2 Patch available CNA
Remediation
- Fix · CNA TPDIN-Monitor-WEB3 (Tycon Systems) Fixed in v2.4.2
Timeline
- 2026-10-02 Threatist record created from CVE-2026-77847
- 2026-10-03 Alias added: GHSA-hjrq-4m3p-5hhc
References
Other 4
- https://firm.tyconsystems.com/tpdin-monitor-web3-v2/TPDIN-MONITOR-WEB3-V2_v2.4.2.tfw
- https://firm.tyconsystems.com/tpdin-monitor-web3-v2/TPDIN-MONITOR-WEB3-V2_v2.4.2T.hex
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-246-08
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-246-08.json
More Tycon Systems vulnerabilities
- TI-2026-44281 Tycon Systems TPDIN-Monitor-WEB2 Missing Authentication for Critical Function CVSS 4.0CRITICAL 9.3
- TI-2026-57016 Tycon Systems TPDIN-Monitor-WEB3 Missing Authorization CVSS 4.0HIGH 8.6
- TI-2026-57036 Tycon Systems TPDIN-Monitor-WEB3 Cross-Site Request Forgery CVSS 4.0HIGH 8.6
- TI-2026-40383 Tycon Systems TPDIN-Monitor-WEB2 Cleartext Storage of Sensitive Information CVSS 4.0MEDIUM 5.3
Sources
- CVE-2026-77847 · CVE Program
- CVE-2026-77847 · NVD
- FIRST EPSS
- GHSA-hjrq-4m3p-5hhc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences