Unauthenticated Remote Attacker Could Initiate Calls on Affected Devices via XML Service Vulnerability
CVE-2024-20357

5.9MEDIUM

Key Information:

Vendor

Cisco
Status
Cisco Ip Phones With Multiplatform Firmware
Cisco Phoneos
Vendor
CVE Published:
1 May 2024

What is CVE-2024-20357?

A vulnerability in the XML service of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to initiate phone calls on an affected device.

This vulnerability exists because bounds-checking does not occur while parsing XML requests. An attacker could exploit this vulnerability by sending a crafted XML request to an affected device. A successful exploit could allow the attacker to initiate calls or play sounds on the device.

Affected Version(s)

Cisco IP Phones with Multiplatform Firmware 11.3.1 MSR2-6

Cisco IP Phones with Multiplatform Firmware 11.3.1 MSR3-3

Cisco IP Phones with Multiplatform Firmware 11.3.2

References

https://sec.cloudapps.cisco.com/security/center/content/C...

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2024-20357 : Unauthenticated Remote Attacker Could Initiate Calls on Affected Devices via XML Service Vulnerability