CVE-2023-29013
High
Description
Traefik (pronounced traffic) is a modern HTTP reverse proxy and load balancer for deploying microservices. There is a vulnerability in Go when parsing the HTTP headers, which impacts Traefik. HTTP header parsing could allocate substantially more memory than required to hold the parsed headers. This behavior could be exploited to cause a denial of service. This issue has been patched in versions 2.9.10 and 2.10.0-rc2.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Traefik
PublishedApr 14, 2023
First seenApr 14, 2023
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Update
- traefik traefik2.9.10 or later
- github.com/traefik/traefik/v22.9.10, 2.10.0-rc2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| traefik traefik | v < 2.9.10, 2.10.0 | 2.9.10 |
| github.com/traefik/traefik/v2Go | v < 2.9.10, 2.10.0-rc1 ≤ v < 2.10.0-rc2 | 2.9.10, 2.10.0-rc2 |
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