Cisco ATA 190 Series Analog Telephone Adapter firmware Cisco Discovery Protocol Denial of Service Vulnerability (Cisco Cisco Analog Telephone Adaptor (ATA) Software)

CVE-2022-20766
MEDIUM 5.3

At a glance

Source
NVD
EPSS
EPSS 0.86 % · percentile 58 ()
State
PUBLISHED
Published
Updated
Assigner
cisco
NVD status
Deferred

Description

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 vulnerability is due to an out-of-bounds read when processing Cisco Discovery Protocol packets. An attacker could exploit this vulnerability by sending crafted Cisco Discovery Protocol packets to an affected device. A successful exploit could allow the attacker to cause a service restart.Cisco has released firmware updates that address this vulnerability. There are no workarounds that address this vulnerability.

Weaknesses (CWE)

  • CWE-125 — Out-of-bounds Read

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lcisco
CVSS 3.1MEDIUM 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LNVD · psirt@cisco.com (Secondary)

European references

Affected products

ProductVersions
Cisco · Cisco Analog Telephone Adaptor (ATA) Softwareaffected 2.16(1) ; affected 2.16(2) ; affected 2.1(6) ; affected 2.14 ; affected 3.2(0) ; affected 1.1(4)

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD