CVE-2022-20688

Summary

A vulnerability in the Cisco Discovery Protocol functionality of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an unauthenticated, remote attacker to execute arbitrary code on an affected device and cause Cisco Discovery Protocol service to restart. This vulnerability is due to missing length validation of certain Cisco Discovery Protocol packet header fields. An attacker could exploit these vulnerabilities by sending a malicious Cisco Discovery Protocol packet to an affected device. A successful exploit could allow the attacker to execute code on the affected device and cause Cisco Discovery Protocol to restart unexpectedly, resulting in a DoS condition.

Affected Software

VendorProductVersion RangeStatus
CiscoCisco Analog Telephone Adaptor (ATA) Software1.2.1affected
CiscoCisco Analog Telephone Adaptor (ATA) Software1.2.2 SR1affected
CiscoCisco Analog Telephone Adaptor (ATA) Software1.2.2affected
CiscoCisco Analog Telephone Adaptor (ATA) Software1.2.2 SR2affected
CiscoCisco Analog Telephone Adaptor (ATA) Software11.1.0 MSR4affected
CiscoCisco Analog Telephone Adaptor (ATA) Software11.1.0affected
CiscoCisco Analog Telephone Adaptor (ATA) Software11.1.0 MSR1affected
CiscoCisco Analog Telephone Adaptor (ATA) Software11.1.0 MSR2affected
CiscoCisco Analog Telephone Adaptor (ATA) Software11.1.0 MSR3affected
CiscoCisco Analog Telephone Adaptor (ATA) Software1.1.0affected
CiscoCisco Analog Telephone Adaptor (ATA) Software1.1.1affected
CiscoCisco Analog Telephone Adaptor (ATA) Software1.1.2affected
CiscoCisco Analog Telephone Adaptor (ATA) Software12.0.1 SR2affected
CiscoCisco Analog Telephone Adaptor (ATA) Software12.0.1affected
CiscoCisco Analog Telephone Adaptor (ATA) Software12.0.1 SR1affected
CiscoCisco Analog Telephone Adaptor (ATA) Software12.0.1 SR3affected
CiscoCisco Analog Telephone Adaptor (ATA) Software12.0.1 SR4affected
CiscoCisco Analog Telephone Adaptor (ATA) Software11.2.1affected

Weaknesses

  • CWE-125: Out-of-bounds Read

ADP Enrichment

CVE Program Container

Additional References

References