CVE-2018-0467 — HIGH (8.6) — White Hats Nepal

Vulnerability Description

A vulnerability in the IPv6 processing code of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload. The vulnerability is due to incorrect handling of specific IPv6 hop-by-hop options. An attacker could exploit this vulnerability by sending a malicious IPv6 packet to or through the affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition on an affected device.

CVSS Score

8.6

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Cisco	Ios Xe	15.6\(2\)sp

Related Weaknesses (CWE)

CWE-20

References

http://www.securitytracker.com/id/1041737Third Party AdvisoryVDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-19-094-03
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory
http://www.securitytracker.com/id/1041737Third Party AdvisoryVDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-19-094-03
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory

FAQ

What is CVE-2018-0467?

CVE-2018-0467 is a vulnerability with a CVSS score of 8.6 (HIGH). A vulnerability in the IPv6 processing code of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload. The vulnerability is due to incorrect handli...

How severe is CVE-2018-0467?

CVE-2018-0467 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-0467?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xe.