HIGH · 7.5

CVE-2018-0154

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 (...

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
CiscoIos-
Cisco1000 Integrated Services Router-
Cisco1100-4G\/6G Integrated Services Router-
Cisco1100-4G Integrated Services Router-
Cisco1100-4Gltegb Integrated Services Router-
Cisco1100-4Gltena Integrated Services Router-
Cisco1100-4P Integrated Services Router-
Cisco1100-6G Integrated Services Router-
Cisco1100-8P Integrated Services Router-
Cisco1100-Lte Integrated Services Router-
Cisco1100 Integrated Services Router-
Cisco1101-4P Integrated Services Router-
Cisco1101 Integrated Services Router-
Cisco1109-2P Integrated Services Router-
Cisco1109-4P Integrated Services Router-
Cisco1109 Integrated Services Router-
Cisco1111X-8P Integrated Services Router-
Cisco1111X Integrated Services Router-
Cisco111X Integrated Services Router-
Cisco1120 Integrated Services Router-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-0154?

CVE-2018-0154 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 (...

How severe is CVE-2018-0154?

CVE-2018-0154 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-0154?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios, Cisco 1000 Integrated Services Router, Cisco 1100-4G\/6G Integrated Services Router, Cisco 1100-4G Integrated Services Router, Cisco 1100-4Gltegb Integrated Services Router.