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CVE-2015-0618

7.1 · HIGH

Cisco IOS XR 5.0.1 and 5.2.1 on Network Convergence System (NCS) 6000 devices and 5.1.3 and 5.1.4 on Carrier Routing System X (CRS-X) devices allows remote attackers to cause a denial of service (l…

Published Feb 21, 2015ciscoCWE-19EPSS 2.32%

Overview

CVE-2015-0618 is a high-severity vulnerability affecting cisco ios_xr. It was published on February 21, 2015 and has a CVSS 2.0 base score of 7.1 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Cisco IOS XR 5.0.1 and 5.2.1 on Network Convergence System (NCS) 6000 devices and 5.1.3 and 5.1.4 on Carrier Routing System X (CRS-X) devices allows remote attackers to cause a denial of service (line-card reload) via malformed IPv6 packets with extension headers, aka Bug ID CSCuq95241.

Remediation

Check the references section for vendor advisories and patches from cisco. Update ios_xr to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Reftools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150220-ipv6Refwww.securityfocus.com/bid/72713Refwww.securitytracker.com/id/1031778Reftools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150220-ipv6Refwww.securityfocus.com/bid/72713Refwww.securitytracker.com/id/1031778

How CyberStrike helps

Frequently asked questions

What is CVE-2015-0618?

CVE-2015-0618 is a high-severity vulnerability affecting cisco ios_xr. It was published on February 21, 2015 and has a CVSS 2.0 base score of 7.1 (HIGH).

How severe is CVE-2015-0618?

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-0618?

Check the references section for vendor advisories and patches from cisco. Update ios_xr to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-0618?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-0618 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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