CVE-2024-20458
CVE-2024-20458 is a high-severity vulnerability in Cisco Ata 191 Firmware with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.
Key facts
- Severity: High (CVSS 3.x base score 8.2)
- EPSS exploit prediction: 1% (51st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-18173
- Weakness: CWE-78
- Affected product: Cisco Ata 191 Firmware
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2024-20458?
- 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.
- How severe is CVE-2024-20458?
- CVE-2024-20458 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.
- Is CVE-2024-20458 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-20458?
- CVE-2024-20458 primarily affects Cisco Ata 191 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2024-20458?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-20458 have an EU (EUVD) identifier?
- Yes. CVE-2024-20458 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18173.
- When was CVE-2024-20458 published?
- CVE-2024-20458 was published on 2024-10-16 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:cisco:ata_191_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ata_192_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Cisco Ata 191 Firmware
- CVE-2021-34735 — High (CVSS 8.8): Multiple vulnerabilities in the Cisco ATA 190 Series Analog Telephone Adapter Software could allow an attacker to…
- CVE-2021-34710 — High (CVSS 8.8): Multiple vulnerabilities in the Cisco ATA 190 Series Analog Telephone Adapter Software could allow an attacker to…
- CVE-2024-20421 — High (CVSS 7.1): A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could…
- CVE-2024-20459 — Medium (CVSS 6.5): A vulnerability in the web-based management interface of Cisco ATA 190 Multiplatform Series Analog Telephone Adapter…
- CVE-2024-20460 — Medium (CVSS 6.1): A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could…
- CVE-2024-20461 — Medium (CVSS 6.0): A vulnerability in the CLI of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an authenticated,…
All CVEs affecting Cisco Ata 191 Firmware →
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