High severity8.8NVD Advisory· Published Oct 6, 2021· Updated Jun 17, 2026

CVE-2021-34735

Description

Multiple vulnerabilities in the Cisco ATA 190 Series Analog Telephone Adapter Software could allow an attacker to perform a command injection attack resulting in remote code execution or cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Cisco Systems, Inc./ATA 190 Series Analog Telephone Adapter Softwarellm-create
Cisco Systems, Inc./Ata 187 Analog Telephone Adaptorcpe-rescue
Range: n/a

Patches

Vulnerability mechanics

References

tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ata19x-multivuln-A4J57F3nvdVendor Advisory

News mentions

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