For failed login attempts, the application returns different error messages depending on whether the login failed due to an incorrect password or a non-existing username. This allows an attacker to guess usernames until they find an existing one.Referenceshttps://www.endress.comhttps://sick.com/psirthttps://www.cisa.gov/resources-tools/resources/ics-recommended-practiceshttps://www.first.org/cvss/calculator/3.1https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.jsonhttps://sick.com/psirthttps://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.pdf