Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability
A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-3161US | critical9.8OT critical | KEV | ||
A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone… | ||||
references
External citations — patches, advisories, analysis.
- CSCuz03016external
- CSCvs78272external
- CSCvs78441external
- Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerabilityself
- Cisco Security Vulnerability Policyexternal
- considering software upgradesexternal
- Software Centerexternal
- Cisco.comexternal
remediations (6)
- FixedCisco IP Phone 6800 Series with Multiplatform Firmware
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - FixedCisco IP Phone 7800 Series
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - FixedCisco IP Phone 7800 Series with Multiplatform Firmware
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - FixedCisco IP Phone 8800 Series Software
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - FixedCisco IP Phone 8800 Series with Multiplatform Firmware
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - FixedCisco IP phone
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
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