What’s Vulnerable › Vulnerabilities

CVE-2019-19942

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-03-16 · updated 2026-06-17
• Weakness: CWE-20

Description

Missing output sanitation in Swisscom Centro Grande Centro Grande before 6.16.12, Centro Business 1.0 (ADB) before 7.10.18, and Centro Business 2.0 before 8.02.04 allows a remote attacker to perform DNS spoofing against the web interface via crafted hostnames in DHCP requests.

Affected products

• Swisscom Centro Business: from 1.0 before 7.10.18; from 2.0 before 8.02.04 — fixed in 7.10.18, 8.02.04
• Swisscom Centro Grande Firmware: before 6.14.06 — fixed in 6.14.06

How to fix

Upgrade to a fixed version: Swisscom Centro Business 7.10.18, 8.02.04; Swisscom Centro Grande Firmware 6.14.06. Check the vendor advisory for mitigations.

References

• https://www.swisscom.ch/content/dam/swisscom/de/about/nachhaltigkeit/digitale-schweiz/sicherheit/bug-bounty/files/cve-2019-19940ff.txt
• https://www.swisscom.ch/en/residential/help/device/internet-router.html
• https://www.swisscom.ch/content/dam/swisscom/de/about/nachhaltigkeit/digitale-schweiz/sicherheit/bug-bounty/files/cve-2019-19940ff.txt
• https://www.swisscom.ch/en/residential/help/device/internet-router.html

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