PT-2020-20582 · Containous+1 · Traefikee+2

Published 2020-03-16 · Updated 2024-08-21 · CVE-2020-9321

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Traefik versions 2.0.0 through 2.1.3 TraefikEE version 2.0.0

Description The issue is related to improper certificate handling. Specifically, the configurationwatcher.go file in Traefik mishandles the purging of certificate contents from providers before logging.

Recommendations For Traefik versions 2.0.0 through 2.1.3, update to version 2.1.4 or later to resolve the issue. For TraefikEE version 2.0.0, update to a version that includes the fix for this issue, as the specific fixed version for TraefikEE is not provided.

Fix

Improper Certificate Validation

Information Disclosure

Weakness Enumeration

CWE-295

CWE-200

Related Identifiers

ALT-PU-2020-2498

ALT-PU-2020-3367

ALT-PU-2022-1253

CVE-2020-9321

GHSA-7H6J-2268-FHCM

GO-2022-0808

Affected Products

Alt Linux

Traefik

Traefikee

References · 12

• https://github.com/containous/traefik/pull/6281 · Patch
• https://osv.dev/vulnerability/CVE-2020-9321 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-7h6j-2268-fhcm · Vendor Advisory
• https://osv.dev/vulnerability/GO-2022-0808 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-9321 · Security Note
• https://github.com/traefik/traefik · Note
• https://github.com/containous/traefik/releases/tag/v2.1.4 · Note
• https://github.com/traefik/traefik/pull/6281 · Note
• https://github.com/traefik/traefik/releases/tag/v2.1.4 · Note
• https://github.com/advisories/GHSA-7h6j-2268-fhcm · Note
• https://t.me/cvenotify/1777 · Telegram Post
• https://t.me/cvenotify/18222 · Telegram Post