CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
42.0%
github.com/traefik/traefik is vulnerable to Denial of Service (DoS). The vulnerability occurs when using the HTTPChallenge
method for Lets Encrypt certificate renewals. The vulnerability exploits a 50-second window during the challenge validation process, allowing attackers to bombard the system with requests and exhaust resources, causing denial of service conditions.
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/
doc.traefik.io/traefik/https/acme/#dnschallenge
doc.traefik.io/traefik/https/acme/#httpchallenge
doc.traefik.io/traefik/https/acme/#tlschallenge
github.com/traefik/traefik/commit/84516f962dc2f33dfba05c4f26e22b45e27a247f
github.com/traefik/traefik/pull/10224
github.com/traefik/traefik/releases/tag/v2.10.6
github.com/traefik/traefik/releases/tag/v3.0.0-beta5
github.com/traefik/traefik/security/advisories/GHSA-8g85-whqh-cr2f
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
42.0%