138
submitted 9 months ago* (last edited 9 months ago) by BlackEco@lemmy.blackeco.com to c/selfhosted@lemmy.world

Researchers recently found a vulnerability in the way DNS resolvers handle DNSSEC validation that allow attackers to DoS resolvers with a single DNS request

https://www.theregister.com/2024/02/13/dnssec_vulnerability_internet/

It is highly recommended to upgrade your resolvers to the following versions:

you are viewing a single comment's thread
view the rest of the comments
[-] admin@lemmy.my-box.dev 11 points 9 months ago

Wouldn't the attacker have to be on the same network as the resolver for this to work? Or could it be triggered by a "dirty hostname"? Because in the former case, most home networks would not be at much risk.

[-] BlackEco@lemmy.blackeco.com 4 points 9 months ago

It's the latter. Unless you run your own DNS resolver, most people are safe

this post was submitted on 16 Feb 2024
138 points (99.3% liked)

Selfhosted

40183 readers
406 users here now

A place to share alternatives to popular online services that can be self-hosted without giving up privacy or locking you into a service you don't control.

Rules:

  1. Be civil: we're here to support and learn from one another. Insults won't be tolerated. Flame wars are frowned upon.

  2. No spam posting.

  3. Posts have to be centered around self-hosting. There are other communities for discussing hardware or home computing. If it's not obvious why your post topic revolves around selfhosting, please include details to make it clear.

  4. Don't duplicate the full text of your blog or github here. Just post the link for folks to click.

  5. Submission headline should match the article title (don’t cherry-pick information from the title to fit your agenda).

  6. No trolling.

Resources:

Any issues on the community? Report it using the report flag.

Questions? DM the mods!

founded 1 year ago
MODERATORS