CVE-2019-12708: Cisco SPA100 Series Analog Telephone Adapters Administrative Credentials Information Disclosure Vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-10-16 · updated 2026-06-17
Weakness: CWE-200

Description

A vulnerability in the web-based management interface of Cisco SPA100 Series Analog Telephone Adapters (ATAs) could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to unsafe handling of user credentials. An attacker could exploit this vulnerability by viewing portions of the web-based management interface of an affected device. A successful exploit could allow the attacker to access administrative credentials and potentially gain elevated privileges by reusing stolen credentials on the affected device.

Affected products

Cisco Spa112 Firmware: before 1.4.1; 1.4.1, 1.4.1-sr1, 1.4.1-sr2, 1.4.1-sr3 — fixed in 1.4.1
Cisco SPA122 ATA with Router: before 1.4.1; 1.4.1, 1.4.1-sr1, 1.4.1-sr2, 1.4.1-sr3 — fixed in 1.4.1

How to fix

Upgrade to a fixed version: Cisco Spa112 Firmware 1.4.1; Cisco SPA122 ATA with Router 1.4.1. Check the vendor advisory for mitigations.

References

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