What is CVE-2022-20766?

CVE-2022-20766 is a medium-severity vulnerability in Cisco Analog Telephone Adaptor (Ata) Software, classified under Out-of-bounds Read. CVSS score: 5.3/10. Published 2024-11-15.

How severe is CVE-2022-20766?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Out-of-bounds Read in Cisco Analog Telephone Adaptor (Ata) Software

CVE-2022-20766

A vulnerability in the Cisco Discovery Protocol functionality of Cisco ATA 190 Series Adaptive Telephone Adapter firmware could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulne…

Vulnerability class: Buffer Overflow

EPSS: 0.008 (52.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Cisco Analog Telephone Adaptor (Ata) Software — versions 2.16(1), 2.16(2), 2.1(6)

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

psirt@cisco.com

Frequently asked questions

What is CVE-2022-20766?: CVE-2022-20766 is a medium-severity vulnerability in Cisco Analog Telephone Adaptor (Ata) Software, classified under Out-of-bounds Read. CVSS score: 5.3/10. Published 2024-11-15.
How severe is CVE-2022-20766?: Medium severity. CVSS v3 base score is 5.3 out of 10.