What is CVE-2021-1411?

CVE-2021-1411 is a vulnerability in Cisco Jabber for Windows, Cisco Jabber for MacOS, and Cisco Jabber for mobile platforms that could allow an attacker to execute arbitrary programs on the underlying operating system with elevated privileges.

What is the severity of CVE-2021-1411?

The severity of CVE-2021-1411 is critical with a CVSS score of 9.9.

How can an attacker exploit CVE-2021-1411?

An attacker can exploit CVE-2021-1411 by executing arbitrary programs on the underlying operating system with elevated privileges.

Is there a fix for CVE-2021-1411?

Yes, Cisco has released a security advisory with mitigation details and software updates to address CVE-2021-1411. Please refer to the Cisco Security Advisory for more information.

Vulnerability/
CVE-2021-1411

critical

9.9

CWE

170

24/3/2021

8/11/2024

CVE-2021-1411: Cisco Jabber Desktop and Mobile Client Software Vulnerabilities

Q: Who is affected by CVE-2021-1411?

Users of Cisco Jabber for Windows, Cisco Jabber for MacOS, and Cisco Jabber for mobile platforms are affected by CVE-2021-1411.

First published: Wed Mar 24 2021(Updated: )

Multiple vulnerabilities in Cisco Jabber for Windows, Cisco Jabber for MacOS, and Cisco Jabber for mobile platforms could allow an attacker to execute arbitrary programs on the underlying operating system with elevated privileges, access sensitive information, intercept protected network traffic, or cause a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco Jabber	<12.1.5
Cisco Jabber	>=12.5.0<12.5.4
Cisco Jabber	>=12.6.0<12.6.5
Cisco Jabber	>=12.7.0<12.7.4
Cisco Jabber	>=12.8.0<12.8.5
Cisco Jabber	>=12.9.0<12.9.5

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Reference Links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cisco-jabber-PWrTATTC

Frequently Asked Questions

What is CVE-2021-1411?
CVE-2021-1411 is a vulnerability in Cisco Jabber for Windows, Cisco Jabber for MacOS, and Cisco Jabber for mobile platforms that could allow an attacker to execute arbitrary programs on the underlying operating system with elevated privileges.
Who is affected by CVE-2021-1411?
Users of Cisco Jabber for Windows, Cisco Jabber for MacOS, and Cisco Jabber for mobile platforms are affected by CVE-2021-1411.
What is the severity of CVE-2021-1411?
The severity of CVE-2021-1411 is critical with a CVSS score of 9.9.
How can an attacker exploit CVE-2021-1411?
An attacker can exploit CVE-2021-1411 by executing arbitrary programs on the underlying operating system with elevated privileges.
Is there a fix for CVE-2021-1411?
Yes, Cisco has released a security advisory with mitigation details and software updates to address CVE-2021-1411. Please refer to the Cisco Security Advisory for more information.

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