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SCA: security update for github.com/concourse/concourse, github.com/concourse/dex (GHSA-627p-rr78-99rj)

critical Tenable Cloud Security Plugin ID 428614

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - Concourse, versions prior to 6.3.1 and 6.4.1, in installations which use the GitLab auth connector, is
 vulnerable to identity spoofing by way of configuring a GitLab account with the same full name as another
 user who is granted access to a Concourse team. GitLab groups do not have this vulnerability, so GitLab
 users may be moved into groups which are then configured in the Concourse team. (CVE-2020-5415)

See Also

https://github.com/advisories/GHSA-627p-rr78-99rj

Plugin Details

Severity: Critical

ID: 428614

Version: Revision 1.2

Type: Local

Family: SCA Checks

Published: 7/22/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.8

Percentile: 56.9

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2020-5415

CVSS v3

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 12/20/2021

Vulnerability Publication Date: 8/12/2020

Reference Information

CVE: CVE-2020-5415

cwe: CWE-290