Cross-site request forgery in Cisco Expressway, TelePresence Conductor and TelePresence VCS



Published: 2019-02-07
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-1679
CWE-ID CWE-352
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Cisco TelePresence Video Communication Server
Server applications / Other server solutions

Telepresence Conductor
Client/Desktop applications / Office applications

Cisco Expressway
Server applications / Conferencing, Collaboration and VoIP solutions

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Cross-site request forgery

EUVDB-ID: #VU17433

Risk: Low

CVSSv3.1: 3.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-1679

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient access controls for the REST API of Cisco Expressway Series and Cisco TelePresence VCS. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco TelePresence Video Communication Server: before X12.5

Telepresence Conductor: All versions

Cisco Expressway: All versions

Telepresence Conductor: before

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190206-rest-api-ssr...


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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



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