Auth bypass in Abb Tg\/s3.2
CVE-2019-19104
The web server in ABB Telephone Gateway TG/S 3.2 and Busch-Jaeger 6186/11 Telefon-Gateway allows access to different endpoints of the application without authenticating by accessing a specific uniform resource locator (URL) , violating the access-control (ACL) rules. This issue allows obtaining sensitive information that may aid in further attacks and privilege escalation.
Vulnerability class: Broken Authentication
EPSS: 0.014 (69.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Abb Tg\/s3.2
- Abb Tg\/s3.2_firmware
- Abb Tg/s 3.2 Telephone Gateway — versions 2CDG 110 135 R0011
- Busch-jaeger 6186\/11
- Busch-jaeger 6186\/11_firmware
- Busch-jaeger 6186/11 Telefon-gateway — versions 2CKA006136A0187
Weakness classification (CWE)
References
- cybersecurity@ch.abb.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-19104?
- CVE-2019-19104 is a critical-severity vulnerability in Abb Tg\/s3.2, classified under Improper Authentication. CVSS score: 9.1/10. Published 2020-04-22.
- How severe is CVE-2019-19104?
- Critical severity. CVSS v3 base score is 9.1 out of 10.