Samba on Linux with defaults is also vulnerable to SMBLoris because smbd forks for each client. Fix: "max smb processes = 1000" in smb.conf.pic.twitter.com/vA9XW16j8S
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For the record, my math was 18B Eth + 20B IP + 20B TCP = 58B, ×2 packets (SYN+ACK), +4 payload = 120 bytes/connection TX. RX would be ~½.
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It's been updated to note both of your suggestions. Thanks for taking a look into this bug on Samba.
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Thanks for the update!
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The Samba one is basically Slowloris even if you perform the fix. If I use up all 1000 slots, the service is denied for others.
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Yeah, but at least you don't bring down other stuff. At that point it's not that remarkable though, lots of services can be DoSed like that.
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Hector Martin Retweeted 💾 Astr0 Baby
Also I typoed the setting in the tweet (video is correct), mind fixing it in the site? :)https://twitter.com/astr0baby/status/892878159955337217 …
Hector Martin added,
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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