TDT AG
- Aliases / services
- TDT / TDT AG / tdt.de
- Official website
- https://tdt.de/
Sources identifying the operating company
Each response applies only to its stated service scope. “Not listed” does not mean unpatched or unaffected.
Response status by service
TDT VA1000 and VA1100 telephone systems
- Response status
- Patches available; customer installation required
- Response information checked
- 2026-10-28
Current re-audit: Official response verified · Research date: 2026-10-28
The 22 October notice says PHP2Shell updates are available. Customers must install affected VA packages through the normal update mechanisms.
Scope: Patch availability does not establish installation on individual customer appliances.
What users should do
Update the affected packages and verify installation; contact TDT support if needed.
Official service URL
Source URLs
- TDT: PHP vulnerability responsehttps://tdt.de/de/news-stories/artikel/php2shell-sicherheitsluecke-updates-ab-sofort-verfuegbar/Response evidence
TDT FW2000 and FW5000 firewalls
- Response status
- Patches available; customer installation required
- Response information checked
- 2026-10-28
Current re-audit: Official response verified · Research date: 2026-10-28
PHP2Shell updates for FW products are available and must be installed by customers using normal package-update mechanisms.
Scope: FW2000 and FW5000 only; availability is distinct from installation.
What users should do
Update the affected packages and verify installation.
Source URLs
- TDT: PHP vulnerability responsehttps://tdt.de/de/news-stories/artikel/php2shell-sicherheitsluecke-updates-ab-sofort-verfuegbar/Response evidence
TDT C.O.R.E. Checkmk monitoring component
- Response status
- Provider installation planned
- Response information checked
- 2026-10-28
Current re-audit: Official response verified · Research date: 2026-10-28
TDT identifies the monitoring component as affected and says it will install the relevant packages for customers shortly; no completion time is given.
Scope: Planned installation for the Checkmk monitoring component, not confirmed completion everywhere.
What users should do
Ask TDT about scheduling and completion for your environment.
Source URLs
- TDT: PHP vulnerability responsehttps://tdt.de/de/news-stories/artikel/php2shell-sicherheitsluecke-updates-ab-sofort-verfuegbar/Response evidence
APOS-firmware routers and gateways
- Response status
- Reported not affected
- Response information checked
- 2026-10-28
Current re-audit: Official response verified · Research date: 2026-10-28
TDT explicitly excludes this product/service family from PHP2Shell impact.
Scope: Only APOS-firmware routers and gateways; separate from affected VA, FW and C.O.R.E. products.
What users should do
Confirm your product and firmware and continue normal maintenance.
Source URLs
- TDT: PHP vulnerability responsehttps://tdt.de/de/news-stories/artikel/php2shell-sicherheitsluecke-updates-ab-sofort-verfuegbar/Response evidence
SmartConnect Services
- Response status
- Reported not affected
- Response information checked
- 2026-10-28
Current re-audit: Official response verified · Research date: 2026-10-28
TDT explicitly excludes this product/service family from PHP2Shell impact.
Scope: Only SmartConnect Services; separate from affected VA, FW and C.O.R.E. products.
What users should do
Confirm your product and firmware and continue normal maintenance.
Source URLs
- TDT: PHP vulnerability responsehttps://tdt.de/de/news-stories/artikel/php2shell-sicherheitsluecke-updates-ab-sofort-verfuegbar/Response evidence
Related official sources
- TDT: PHP vulnerability responseOfficial notice
- TDT: Operator informationOfficial information directory
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