What’s Vulnerable › Vulnerabilities

CVE-2026-27869: WEB SERVICE (HTTP) DENIAL OF SERVICE VIA SLOW HEADERS ON REGESTA SMART HD-PLC OF TELDAT

• Severity: medium (CVSS 6.9 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-17 · updated 2026-10-26
• Weakness: CWE-770

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.

Affected products

• Teldat Regesta Smart HD-PLC - TLDPH16D2: 11.02.05.10.02

References

• https://support.teldat.com/images/content/docs/Teldat_dm1087_regesta_smart_nessum_series_installation(1).pdf
• https://support.teldat.com/portal/supportcontent?page=cgs-customer-global-support&none=true&language=en-US
• https://www.hackrtu.com/blog/CNA-CVE-2026-27869/
• https://www.hackrtu.com/blog/CNA-HRTU-0003/
• https://www.teldat.com/es/

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