Out-of-bounds read in Cisco Systems, Inc products - CVE-2022-20690
Published: October 6, 2022
Vulnerability identifier: #VU67964
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-20690
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to a boundary condition in the Cisco Discovery Protocol functionality. A remote attacker can cause corruption in the internal Cisco Discovery Protocol database of the target device.
Affected software
ATA 190 Analog Telephone Adapter
ATA 191 Analog Telephone Adapter
ATA 192 Multiplatform Analog Telephone Adapter
ATA 191 Multiplatform Analog Telephone Adapter
ATA 191 Analog Telephone Adapter
ATA 192 Multiplatform Analog Telephone Adapter
ATA 191 Multiplatform Analog Telephone Adapter
How to mitigate CVE-2022-20690
Install updates from vendor's website.
ATA 191 Analog Telephone Adapter - update to 12.0(1)SR5
ATA 192 Multiplatform Analog Telephone Adapter - update to 11.2.2
ATA 191 Multiplatform Analog Telephone Adapter - update to 11.2.2
ATA 192 Multiplatform Analog Telephone Adapter - update to 11.2.2
ATA 191 Multiplatform Analog Telephone Adapter - update to 11.2.2