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veracodeVeracode Vulnerability DatabaseVERACODE:44572
HistoryDec 05, 2023 - 7:48 a.m.

Denial Of Service (DoS)

2023-12-0507:48:12
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
14
denial of service
traefik
lets encrypt

CVSS3

5.9

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

6.8

Confidence

High

EPSS

0.001

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.

References

CVSS3

5.9

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

6.8

Confidence

High

EPSS

0.001

Percentile

42.0%