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CVE-2024-20378

HIGHCVSS 7.5/10EPSS 0.80%

Last modified

CVE-2024-20378 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to retrieve sensitive information from an affected device. This vulnerability is due to a lack of authentication for specific endpoints of the web-based management interface on an affected device. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to retrieve sensitive information from an affected device. This vulnerability is due to a lack of authentication for specific endpoints of the web-based management interface on an affected device. An attacker could exploit this vulnerability by connecting to the affected device. A successful exploit could allow the attacker to gain unauthorized access to the device, enabling the recording of user credentials and traffic to and from the affected device, including VoIP calls that could be replayed.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.80%

52.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoIp Phone 6821 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 6821 With Multiplatform Firmware12.0.4
CiscoIp Phone 6841 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 6841 With Multiplatform Firmware12.0.4
CiscoIp Phone 6851 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 6851 With Multiplatform Firmware12.0.4
CiscoIp Phone 6861 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 6861 With Multiplatform Firmware12.0.4
CiscoIp Phone 6871 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 6871 With Multiplatform Firmware12.0.4
CiscoIp Phone 7811 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 7811 With Multiplatform Firmware12.0.4
CiscoIp Phone 7821 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 7821 With Multiplatform Firmware12.0.4
CiscoIp Phone 7841 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 7841 With Multiplatform Firmware12.0.4
CiscoIp Phone 7861 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 7861 With Multiplatform Firmware12.0.4
CiscoIp Phone 8811 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 8811 With Multiplatform Firmware12.0.4
CiscoIp Phone 8841 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 8841 With Multiplatform Firmware12.0.4
CiscoIp Phone 8851 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 8851 With Multiplatform Firmware12.0.4
CiscoIp Phone 8851nr With Multiplatform Firmware< 12.0.4
CiscoIp Phone 8851nr With Multiplatform Firmware12.0.4
CiscoIp Phone 8861 With Multiplatform Firmware< 12.0.4
CiscoIp Phone 8861 With Multiplatform Firmware12.0.4
CiscoVideo Phone 8875 With Multiplatform Firmware< 2.3.1.0101

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2024-20378?
A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to retrieve sensitive information from an affected device. This vulnerability is due to a lack of authentication for specific endpoints of the web-based management interface on an affected device. An attacker could exploit this vulnerability by connecting to the affected device. A successful exploit could allow the attacker to gain unauthorized access to the device, enabling the recording of user credentials and traffic to and from the affected device, including VoIP calls that could be replayed.
How severe is CVE-2024-20378?
CVE-2024-20378 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2024-20378?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-20378?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST