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CVE-2023-47124

nvd nist
Published: Dec 4, 2023Modified: Nov 21, 2024

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5.9
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 2.2 / Impact: 3.6
Source: NVD

Description

Traefik is an open source HTTP reverse proxy and load balancer. When Traefik is configured to use the `HTTPChallenge` to generate and renew the Let's Encrypt TLS certificates, the delay authorized to solve the challenge (50 seconds) can be exploited by attackers to achieve a `slowloris attack`. This vulnerability has been patch in version 2.10.6 and 3.0.0-beta5. Users are advised to upgrade. Users unable to upgrade should replace the `HTTPChallenge` with the `TLSChallenge` or the `DNSChallenge`.

Affected (5)

Products: Traefik: Traefik
1 product
Traefik
Configuration A
5 vulnerable
Vulnerable SoftwareAffected Versions
Traefik
Up to 2.10.5
Version 3.0.0 beta1
Version 3.0.0 beta2
Version 3.0.0 beta3
Version 3.0.0 beta4

References (14)

Source: security-advisories@github.com
Product
Source: security-advisories@github.com
Product
Source: security-advisories@github.com
Product
Source: security-advisories@github.com
Release Notes
Source: security-advisories@github.com
Release Notes
Source: security-advisories@github.com
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Product
Source: af854a3a-2127-422b-91ae-364da2661108
Product
Source: af854a3a-2127-422b-91ae-364da2661108
Product
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/ (unsafe URL)
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

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