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by pgraf 741 days ago
TLDR: A Denial-of-Service vulnerability triggered via cache poisoning on registry.npmjs.org which can render individual packages inaccessible

I don't see the big security impact that the headline suggests, as active big-scale exploitation would likely be quickly noticed and fixed. The most interesting attack vector IMHO would be to block individual security fixes to packages on a small scale.

1 comments

> would likely be quickly noticed and fixed

Fixed as in fixing the exploit that TFA is reporting? Isn’t that the point of their report?

Perhaps, but it could also be fixed/mitigated by cycling the cache state and blocking bots. It might also be something that can be blocked in a web proxy.

It's interesting, but I share the thought that the impact is overstated.