CVE-2020-3430
HIGHCisco Jabber 12.1-12.1.2 - Unauthenticated Remote Code Execution via Application Protocol Handler
Title source: llmDescription
A vulnerability in the application protocol handling features of Cisco Jabber for Windows could allow an unauthenticated, remote attacker to execute arbitrary commands. The vulnerability is due to improper handling of input to the application protocol handlers. An attacker could exploit this vulnerability by convincing a user to click a link within a message sent by email or other messaging platform. A successful exploit could allow the attacker to execute arbitrary commands on a targeted system with the privileges of the user account that is running the Cisco Jabber client software.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-jabber-vY8M4KGB
Scores
CVSS v3
8.8
EPSS
0.0531
EPSS Percentile
90.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-78
Status
published
Products (1)
cisco/jabber
12.1 - 12.1.3
Published
Sep 04, 2020
Tracked Since
Feb 18, 2026