Denial of service in Cisco Telepresence Integrator C Series



Published: 2017-06-08
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-6648
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Telepresence Integrator C Series
Hardware solutions / Firmware

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Denial of service

EUVDB-ID: #VU6981

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-6648

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in the Session Initiation Protocol (SIP) due to a lack of flow-control mechanisms within the software. A remote attacker can send flood of SIP INVITE packets to cause a TelePresence endpoint to reload or crash.

Successful exploitation of the vulnerability results in denial of service.

Mitigation

Update to version 8.3.0.

Vulnerable software versions

Telepresence Integrator C Series: 8.2

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170607-tele


Q & A

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.



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