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CVE-2024-20458

Cisco ATA 190 Series Analog Telephone Adapter Software Vulnerabilities

High8.2EPSS 0.71%
Published
Updated
Reserved
Assigned by
cisco

Description

A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an unauthenticated, remote attacker to view or delete the configuration or change the firmware on an affected device. This vulnerability is due to a lack of authentication on specific HTTP endpoints. An attacker could exploit this vulnerability by browsing to a specific URL. A successful exploit could allow the attacker to view or delete the configuration or change the firmware.

Timeline

  1. ID reserved

    By cisco

  2. · 11 months later

    Published

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2024-20458, by who scored it
Scored byCVSSScoreVector
ciscoCNA (assigner)3.1High8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
NVDNVD · Analyzed3.1High8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
EPSS (exploitation in 30 days)
0.71% · top 46% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.2.

Weakness

Affected products

  • Cisco · Cisco Analog Telephone Adaptor (ATA) Software

    • affected 12.0.1 SR2
    • affected 11.1.0
    • affected 12.0.1 SR1
    • affected 11.1.0 MSR1
    • affected 12.0.1
    • affected 11.1.0 MSR2
    • affected 11.1.0 MSR3
    • affected 11.1.0 MSR4
    • affected 12.0.1 SR3
    • affected 11.2.1
    • affected 12.0.1 SR4
    • affected 11.2.2
    • affected 11.2.2 MSR1
    • affected 12.0.1 SR5
    • affected 11.2.3
    • affected 11.2.4

What to do

Exploitation: The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory.

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .