CVE-2026-27869
WEB SERVICE (HTTP) DENIAL OF SERVICE VIA SLOW HEADERS ON REGESTA SMART HD-PLC OF TELDAT
- State
- Published
- Severity
- 6.9 Medium
- Published
- Jun 17, 2026
- Updated
- Jul 1, 2026
- Reserved
- Feb 24, 2026
Description
An attacker with access via network to the Regesta Smart HD-PLC of the provider Teldat (in this case, NO registration action is required) who has the vulnerable software could, with a Slow Loris attack, cause Denial of Service (DoS) on the web interface of the device. This issue affects Regesta Smart HD-PLC - TLDPH16D2: 11.02.05.10.02.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N | HackRTU |
Weaknesses
- CWE-770 Allocation of resources without limits or throttling
Affected Products
| Product | Versions |
|---|---|
Regesta Smart HD-PLC - TLDPH16D2Teldat |
|
References
- https://www.hackrtu.com/blog/CNA-HRTU-0003/technical-descriptionpatch
- https://www.hackrtu.com/blog/CNA-CVE-2026-27869/technical-descriptionpatch
- https://www.teldat.com/es/product
- https://support.teldat.com/images/content/docs/Teldat_dm1087_regesta_smart_nessum_series_installation(1).pdfproduct
- https://support.teldat.com/portal/supportcontent?page=cgs-customer-global-support&none=true&language=en-USpatch
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