#VU15811 XXE attack in Cisco WebEx Meetings Server - CVE-2018-18895

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Main Vulnerability Database Vulnerabilities #VU15811

#VU15811 XXE attack in Cisco WebEx Meetings Server - CVE-2018-18895

Published: November 12, 2018 / Updated: November 13, 2018


Vulnerability identifier: #VU15811
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-18895
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco WebEx Meetings Server
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to conduct XXE-attack.

The vulnerability exists in the '/WBXServixe/XMLService' path name and 'siteName' parameters due to improper handling of XML External Entities (XXEs) when parsing an XML file. A remote attacker can trick the victim into open an XML file that submits malicious input and obtain potentially sensitive information.


Remediation

Update to version 2.8MR3, 3.0MR2 patch 1, or the upcoming 4.0.

External links