CVE-2020-3495: Cisco Jabber for Windows Message Handling Arbitrary Code Execution Vulnerability
First published: Fri Sep 04 2020(Updated: )
A vulnerability in Cisco Jabber for Windows could allow an authenticated, remote attacker to execute arbitrary code. The vulnerability is due to improper validation of message contents. An attacker could exploit this vulnerability by sending specially crafted Extensible Messaging and Presence Protocol (XMPP) messages to the affected software. A successful exploit could allow the attacker to cause the application to execute arbitrary programs on the targeted system with the privileges of the user account that is running the Cisco Jabber client software, possibly resulting in arbitrary code execution.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Jabber | >=12.1<12.1.3 | |
| Cisco Jabber | >=12.5<12.5.2 | |
| Cisco Jabber | >=12.6<12.6.3 | |
| Cisco Jabber | >=12.7<12.7.2 | |
| Cisco Jabber | >=12.8<12.8.3 | |
| Cisco Jabber | >=12.9<12.9.1 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-3495?
CVE-2020-3495 is a vulnerability in Cisco Jabber for Windows that could allow an authenticated, remote attacker to execute arbitrary code.
How does CVE-2020-3495 impact Cisco Jabber for Windows?
CVE-2020-3495 impacts Cisco Jabber for Windows by allowing an authenticated remote attacker to execute arbitrary code.
What is the severity of CVE-2020-3495?
CVE-2020-3495 has a severity rating of 8.8 (critical).
Which versions of Cisco Jabber for Windows are affected by CVE-2020-3495?
Versions 12.1 to 12.9 of Cisco Jabber for Windows are affected by CVE-2020-3495.
How can I fix CVE-2020-3495?
To fix CVE-2020-3495, it is recommended to upgrade Cisco Jabber for Windows to a version that is not affected by the vulnerability.
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- vendor/cisco
- canonical/cisco jabber
- version/cisco jabber/12.1
- version/cisco jabber/12.5
- version/cisco jabber/12.6
- version/cisco jabber/12.7
- version/cisco jabber/12.8
- version/cisco jabber/12.9