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GHSA-4vwx-54mw-vqfw
No affected components available
There is a potential vulnerability in Traefik managing requests with Content-length and no body .
Sending a GET request to any Traefik endpoint with the Content-length request header results in an indefinite hang with the default configuration. This vulnerability can be exploited by attackers to induce a denial of service.
Patches
- https://github.com/traefik/traefik/releases/tag/v2.11.2
- https://github.com/traefik/traefik/releases/tag/v3.0.0-rc5
Workarounds
For affected versions, this vulnerability can be mitigated by configuring the readTimeout option.
For more information
If you have any questions or comments about this advisory, please open an issue.
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the availability of the system.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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