CVE-2018-0332

Description

A vulnerability in the Session Initiation Protocol (SIP) ingress packet processing of Cisco Unified IP Phone software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to a lack of flow-control mechanisms in the software. An attacker could exploit this vulnerability by sending high volumes of SIP INVITE traffic to the targeted device. Successful exploitation could allow the attacker to cause a disruption of services on the targeted IP phone. Cisco Bug IDs: CSCve10064, CSCve14617, CSCve14638, CSCve14683, CSCve20812, CSCve20926, CSCve20945.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.92% Top 20%
Vendor Advisory cisco.com
Affected: n/a Cisco Unified IP Phone Software unknown
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/104445 vdb entry third party advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180606-ip-phone-dos vendor advisory
http://www.securitytracker.com/id/1041074 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-0332?
CVE-2018-0332 has been scored as a high severity vulnerability.
How to fix CVE-2018-0332?
To fix CVE-2018-0332, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-0332 being actively exploited in the wild?
It is possible that CVE-2018-0332 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-0332?
CVE-2018-0332 affects n/a Cisco Unified IP Phone Software unknown.
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