CVE-2018-0154

Known Exploited

Description

A vulnerability in the crypto engine of the Cisco Integrated Services Module for VPN (ISM-VPN) running Cisco IOS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient handling of VPN traffic by the affected device. An attacker could exploit this vulnerability by sending crafted VPN traffic to an affected device. A successful exploit could allow the attacker to cause the affected device to hang or crash, resulting in a DoS condition. Cisco Bug IDs: CSCvd39267.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 10.85% Top 10%
KEV Since 
Vendor Advisory cisco.com
Affected: n/a Cisco IOS
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/103559 broken link third party advisory vdb entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-dos vendor advisory
http://www.securitytracker.com/id/1040585 broken link third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2018-0154?
CVE-2018-0154 has been scored as a high severity vulnerability.
How to fix CVE-2018-0154?
To fix CVE-2018-0154, 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-2018-0154 being actively exploited in the wild?
It is confirmed that CVE-2018-0154 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~11% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-0154?
CVE-2018-0154 affects n/a Cisco IOS.
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