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HIGH · 7.5

CVE-2024-20376

A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a DoS condition. ...

Vulnerability Description

A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a DoS condition. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to cause the affected device to reload.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
CiscoVideo Phone 8875 Firmware< 2.3.1.0101
CiscoVideo Phone 8875-
CiscoIp Phone 6821 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 6821-
CiscoIp Phone 6841 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 6841-
CiscoIp Phone 6851 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 6851-
CiscoIp Phone 6861 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 6861-
CiscoIp Phone 6871 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 6871-
CiscoIp Phone 7811 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 7811-
CiscoIp Phone 7821 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 7821-
CiscoIp Phone 7832 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 7832-
CiscoIp Phone 7841 With Multiplatform Firmware<= 12.0.4
CiscoIp Phone 7841-

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2024-20376?

CVE-2024-20376 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a DoS condition. ...

How severe is CVE-2024-20376?

CVE-2024-20376 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-20376?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Video Phone 8875 Firmware, Cisco Video Phone 8875, Cisco Ip Phone 6821 With Multiplatform Firmware, Cisco Ip Phone 6821, Cisco Ip Phone 6841 With Multiplatform Firmware.