CVE-2019-19104: abb tg/s 3.2 telephone gateway Improper Authentication
Vulnerability summary
CVE-2019-19104 is a critical (CVSS 9.8) Improper Authentication vulnerability in abb tg/s 3.2 telephone gateway. EPSS estimates a 1.41% chance of exploitation in the next 30 days, higher than 72.3% of scored vulnerabilities.
Timeline
- 22-04-2020PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 2 sources · 2 versions- CVE.orgCNA9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NDiffers
EPSS trend
Probability
1.41%
Chance of exploitation in the next 30 days
Percentile
72%
Versus all other CVEs
30-day change
0.00 pp
From 1.41% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-287Improper AuthenticationWhen an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
- CWE-306Missing Authentication for Critical FunctionThe product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
Affected systems
Abb2 products
- tg/s 3.2 telephone gateway2CDG 110 135 R0011
- tg\/s3.2_firmwarena
Busch-jaeger2 products
- 6186\/11_firmwarena
- 6186/11 telefon-gateway2CKA006136A0187
2 vendors · 4 products