Vulnerability identifier: #VU46254

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3498

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Jabber
Client/Desktop applications / Messaging software

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper validation of message contents. A remote authenticated attacker can send specially crafted messages and gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco Jabber: 12.1 - 12.9

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-jabber-ttcgB9R3

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.