VULNERABILITY INTELLIGENCE

CVE-2019-3803

CVSS score4.5 MEDIUM
EPSS probability0.64%
CISA KEVNot currently listed
Published2019-01-12
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

Description

Pivotal Concourse, all versions prior to 4.2.2, puts the user access token in a url during the login flow. A remote attacker who gains access to a user's browser history could obtain the access token and use it to authenticate as the user.

Weakness classification

  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Primary references