High severity · published Dec 4, 2023
CVE-2023-47633
Traefik is an open source HTTP reverse proxy and load balancer
7.5
CVSS
1.3%
EPSS
No
On KEV
Description
Traefik is an open source HTTP reverse proxy and load balancer. The traefik docker container uses 100% CPU when it serves as its own backend, which is an automatically generated route resulting from the Docker integration in the default configuration. This issue has been addressed in versions 2.10.6 and 3.0.0-beta5. Users are advised to upgrade. There are no known workarounds for this vulnerability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TR
Traefik · Traefik
through 2.10.5; 3.0.0; 3.0.0; 3.0.0; 3.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-47633
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-47633
Release Notes
https://github.com/traefik/traefik/releases/tag/v2.10.6
Release Notes
https://github.com/traefik/traefik/releases/tag/v3.0.0-beta5
Exploit
https://github.com/traefik/traefik/security/advisories/GHSA-6fwg-jrfw-ff7p
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