CVE-2020-5409 is a medium-severity vulnerability affecting Pivotal Concourse versions prior to 6.0.0, allowing untrusted redirects in its login flow. An unauthenticated attacker could exploit this by tricking a user into clicking a malicious OAuth redirect link, potentially exposing the user's Concourse access token. While the CVSS score is 6.1, indicating a medium risk, there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 5.2.8CPE matchmatch criteria | cpe:2.3:a:pivotal_software:concourse:*:*:*:*:*:*:*:* | ||
>= 5.3.0, < 5.5.10CPE matchmatch criteria | cpe:2.3:a:pivotal_software:concourse:*:*:*:*:*:*:*:* | ||
>= 5.6.0, < 5.8.1CPE matchmatch criteria | cpe:2.3:a:pivotal_software:concourse:*:*:*:*:*:*:*:* | ||
< 5.5.10CPE match | cpe:2.3:a:pivotal_software:concourse:*:*:*:*:*:*:*:* | ||
< 5.8.1CPE match | cpe:2.3:a:pivotal_software:concourse:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.