PT-2021-23291 · Teleport · Teleport

Published 2021-09-18 · Updated 2022-07-12 · CVE-2021-41393

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Teleport versions prior to 4.4.11 Teleport versions 5.x prior to 5.2.4 Teleport versions 6.x prior to 6.2.12 Teleport versions 7.x prior to 7.1.1

Description The issue allows forgery of SSH host certificates in certain situations.

Recommendations For versions prior to 4.4.11, update to version 4.4.11 or later. For versions 5.x prior to 5.2.4, update to version 5.2.4 or later. For versions 6.x prior to 6.2.12, update to version 6.2.12 or later. For versions 7.x prior to 7.1.1, update to version 7.1.1 or later.

Fix

Related Identifiers

CVE-2021-41393

Affected Products

Teleport

References · 7

• https://github.com/gravitational/teleport/releases/tag/v6.2.12 · Patch
• https://github.com/gravitational/teleport/releases/tag/v7.1.1 · Patch
• https://github.com/gravitational/teleport/releases/tag/v5.2.4 · Patch
• https://github.com/gravitational/teleport/releases/tag/v4.4.11 · Patch
• https://osv.dev/vulnerability/CVE-2021-41393 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-41393 · Security Note
• https://t.me/cvenotify/21128 · Telegram Post