There is now a correction at the beginning of the article:
> Correction: An earlier version of this article said the vulnerability exploited by the hackers who broke into Equifax was the one disclosed on Sep. 4. It’s possible that the vulnerability that was targeted was one disclosed in March. We will update this post when we’ve confirmed which vulnerability it was.
> Correction: An earlier version of this article said the vulnerability exploited by the hackers who broke into Equifax was the one disclosed on Sep. 4. It’s possible that the vulnerability that was targeted was one disclosed in March. We will update this post when we’ve confirmed which vulnerability it was.