What is the severity of CVE-2019-14656?

CVE-2019-14656 is rated as a critical vulnerability due to the potential for unauthorized administrative access.

How do I fix CVE-2019-14656?

To mitigate CVE-2019-14656, update the affected Yealink firmware to a version released after August 4, 2019.

Which Yealink devices are impacted by CVE-2019-14656?

CVE-2019-14656 affects Yealink VP59, T49G, and T58V devices running firmware versions prior to 2019-08-04.

What are the implications of CVE-2019-14656?

CVE-2019-14656 allows a default user account to perform admin-level actions, posing significant security risks.

Is there a workaround for CVE-2019-14656?

A temporary workaround for CVE-2019-14656 includes disabling remote management to limit unauthorized access.

Vulnerability/
CVE-2019-14656

critical

CWE

434

8/10/2019

5/8/2024

CVE-2019-14656: Malicious File Upload

First published: Tue Oct 08 2019(Updated: )

Yealink phones through 2019-08-04 do not properly check user roles in POST requests. Consequently, the default User account (with a password of user) can make admin requests via HTTP.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Yealink VP59 Firmware	<=2019-08-04
Yealink VP59 Firmware
Yealink T49G Firmware	<=2019-08-04
Yealink T49G
Yealink T58V Firmware	<=2019-08-04
Yealink T58V Firmware

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2019-14656?
CVE-2019-14656 is rated as a critical vulnerability due to the potential for unauthorized administrative access.
How do I fix CVE-2019-14656?
To mitigate CVE-2019-14656, update the affected Yealink firmware to a version released after August 4, 2019.
Which Yealink devices are impacted by CVE-2019-14656?
CVE-2019-14656 affects Yealink VP59, T49G, and T58V devices running firmware versions prior to 2019-08-04.
What are the implications of CVE-2019-14656?
CVE-2019-14656 allows a default user account to perform admin-level actions, posing significant security risks.
Is there a workaround for CVE-2019-14656?
A temporary workaround for CVE-2019-14656 includes disabling remote management to limit unauthorized access.

agent/references
agent/type
collector/mitre-cve
source/MITRE
agent/author
agent/last-modified-date
agent/severity
agent/weakness
agent/description
agent/first-publish-date
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
agent/softwarecombine
vendor/yeahlink
canonical/yealink vp59 firmware
version/yealink vp59 firmware/2019-08-04
canonical/yealink t49g firmware
version/yealink t49g firmware/2019-08-04
canonical/yealink t49g
canonical/yealink t58v firmware
version/yealink t58v firmware/2019-08-04

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