PT-2020-3843 · Cisco · Cisco Jabber For Windows

Published 2020-09-03 · Updated 2021-10-19 · CVE-2020-3495

Positive Technologies (AI Summary)

CVSS v3.1

9.9

Critical

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Cisco Jabber for Windows (affected versions not specified)

Description: A vulnerability in Cisco Jabber for Windows could allow an authenticated, remote attacker to execute arbitrary code 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.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2020-04205

CVE-2020-3495

Affected Products

Cisco Jabber For Windows

References · 6

• https://bdu.fstec.ru/vul/2020-04205 · Security Note
• https://osv.dev/vulnerability/CVE-2020-3495 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-jabber-UyTKCPGg · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-3495 · Security Note
• https://t.me/cibsecurity/14460 · Telegram Post
• https://t.me/ckure/5410 · Telegram Post