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CS Professional · Artificial Intelligence, Data Analytics and Cyber Security - Laws and Practice · Softwares and Software Security

A manufacturing firm's staff find that a vendor's software has a serious flaw that is not yet known to the vendor, and attackers are already using it. No patch exists. What is such a flaw called?

It is called a zero-day vulnerability. The term describes a software flaw unknown to the vendor, so no patch exists and the vendor has had zero days to fix it, even though attackers may already be exploiting it.

  1. AZero-day vulnerabilityCorrect
  2. BLogic bomb
  3. CBackdoor patch
  4. DLegacy exploit

Explanation

A flaw unknown to the vendor, with no fix available and possibly exploited in the wild, is a zero-day vulnerability. A logic bomb is malicious code that triggers on a condition and is not a description of an unknown flaw.

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