#VU20870 Incorrect permissions in Cisco Jabber Client Framework - CVE-2019-12645

Vulnerability identifier: #VU20870

Vulnerability risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-12645

CWE-ID: CWE-276

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cisco Jabber Client Framework
Server applications / Frameworks for developing and running applications

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a local user to execute arbitrary code on the target device.

The vulnerability exists due to improper file level permissions on an affected device when it is running a vulnerable software. A local authenticated user can  modify certain configuration files and execute arbitrary code with privileges of the installed Cisco JCF for Mac Software.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco Jabber Client Framework: 10.0 - 12.6.0

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190904-jcf-codex

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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