Vulnerability identifier: #VU15811
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-611
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Cisco WebEx Meetings Server
Server applications /
Conferencing, Collaboration and VoIP solutions
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.
Mitigation
Update to version 2.8MR3, 3.0MR2 patch 1, or the upcoming 4.0.
Vulnerable software versions
Cisco WebEx Meetings Server: 2.8
External links
http://seclists.org/fulldisclosure/2018/Nov/0
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.