What is the severity of CVE-2024-20357?

CVE-2024-20357 is rated as a high-severity vulnerability due to its potential impact on the Cisco IP Phone firmware.

How do I fix CVE-2024-20357?

To fix CVE-2024-20357, update the Cisco IP Phone firmware to the latest version provided by Cisco.

What types of attacks can exploit CVE-2024-20357?

CVE-2024-20357 can be exploited by unauthenticated attackers to initiate unauthorized phone calls on affected Cisco IP Phone devices.

Which devices are affected by CVE-2024-20357?

CVE-2024-20357 affects specific versions of Cisco IP Phone firmware.

Is user authentication required to exploit CVE-2024-20357?

No, CVE-2024-20357 can be exploited by remote attackers without any authentication.

Vulnerability/
CVE-2024-20357

medium

5.9

CWE

787

1/5/2024

1/8/2024

CVE-2024-20357

First published: Wed May 01 2024(Updated: )

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.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco IP Phone Firmware

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Reference Links

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipphone-multi-vulns-cXAhCvS

Frequently Asked Questions

What is the severity of CVE-2024-20357?
CVE-2024-20357 is rated as a high-severity vulnerability due to its potential impact on the Cisco IP Phone firmware.
How do I fix CVE-2024-20357?
To fix CVE-2024-20357, update the Cisco IP Phone firmware to the latest version provided by Cisco.
What types of attacks can exploit CVE-2024-20357?
CVE-2024-20357 can be exploited by unauthenticated attackers to initiate unauthorized phone calls on affected Cisco IP Phone devices.
Which devices are affected by CVE-2024-20357?
CVE-2024-20357 affects specific versions of Cisco IP Phone firmware.
Is user authentication required to exploit CVE-2024-20357?
No, CVE-2024-20357 can be exploited by remote attackers without any authentication.

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Frequently Asked Questions

What is the severity of CVE-2024-20357?
CVE-2024-20357 is rated as a high-severity vulnerability due to its potential impact on the Cisco IP Phone firmware.
How do I fix CVE-2024-20357?
To fix CVE-2024-20357, update the Cisco IP Phone firmware to the latest version provided by Cisco.
What types of attacks can exploit CVE-2024-20357?
CVE-2024-20357 can be exploited by unauthenticated attackers to initiate unauthorized phone calls on affected Cisco IP Phone devices.
Which devices are affected by CVE-2024-20357?
CVE-2024-20357 affects specific versions of Cisco IP Phone firmware.
Is user authentication required to exploit CVE-2024-20357?
No, CVE-2024-20357 can be exploited by remote attackers without any authentication.