VW suppressed research for two years about a security flaw letting hackers steal some VW, Audi, Porsche, Lamborghini, Fiat vehicles; fix requires new hardware
VW Has Spent Two Years Trying to Hide a Big Security Flaw — Got a VW, Fiat, Audi, Ferrari, Porsche or Maserati?
Context & Ripple Effects
Volkswagen has spent two years sitting on researcher findings that hackers can steal some of its own and partner-brand cars — VW, Audi, Porsche, Lamborghini, plus Fiat-group marques including Ferrari and Maserati — and the remedy isn't a software patch: it needs new hardware. The delay echoes GM's handling of a privately disclosed takeover vulnerability in OnStar-equipped cars, which took five years to patch.
The story lands mid-pattern: a year later researchers showed cryptographic keys shared by millions of VW vehicles could be cloned with cheap radio hardware, and by 2023 the same class of flaw had spread to API weaknesses at nearly twenty manufacturers. VW's suppression is less an outlier than an early instance of how automakers handle inconvenient security research.
First-order effects
- Owners of the affected VW, Audi, Porsche, Lamborghini and Fiat-group models carry an unresolved theft risk today, and because remediation requires new hardware rather than a downloadable fix, the cost and logistics fall on dealers and owners.
- The researchers' work stayed unpublished for two years under VW's pressure, so buyers had no way to factor the flaw into purchase or insurance decisions during that window.
Second-order effects
- Rival automakers watching the disclosure fight now know suppression can hold for years — GM's five-year OnStar delay set the same precedent — weakening incentives for fast fixes industry-wide.
- Security researchers and the outlets publishing them gain leverage from each exposed suppression, pushing future disclosures toward full publication over coordinated private timelines.
Third-order effects
- If hardware-bound vulnerabilities keep surfacing across brands and model years, connected-car security becomes a recall-scale problem tied to physical component lifecycles, not OTA updates — the terrain regulators eventually enter.
- A decade-long arc from cloned key fobs to vendor-exposed customer data points toward vehicle cybersecurity becoming a board-level liability and a differentiator in brand trust, especially as VW Group's later breaches kept the pattern alive.
The trend: Automotive security is drifting from quiet, years-long corporate handling of flaws toward public accountability and regulation, as each suppressed disclosure ages badly against the next breach.