CVE-2018-0159

HIGHCISA KEV

7.5

Description

A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of specific IKEv1 packets. An attacker could exploit this vulnerability by sending crafted IKEv1 packets to an affected device during an IKE negotiation. A successful exploit could allow the attacker to cause an affected device to reload, resulting in a DoS condition. Cisco Bug IDs: CSCuj73916.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/28/2018

Last Modified1/14/2026

Sourcekev

Honeypot Sightings0

CISA KEV

VendorCisco

ProductIOS Software and Cisco IOS XE Software

Vulnerability NameCisco IOS and XE Software Internet Key Exchange Version 1 Denial-of-Service Vulnerability

KEV Date Added2022-03-03

Remediation Due Date2022-03-17

Ransomware UseUnknown

Affected Products

cisco:asr_901-12c-f-dcisco:asr_901-12c-ft-dcisco:asr_901-4c-f-dcisco:asr_901-4c-ft-dcisco:asr_901-6cz-f-acisco:asr_901-6cz-f-dcisco:asr_901-6cz-ft-acisco:asr_901-6cz-ft-dcisco:ioscisco:ios_xecisco:me_3600x-24cx-mcisco:me_3600x-24fs-mcisco:me_3600x-24ts-mcisco:me_3800x-24fs-m

Weaknesses (CWE)

CWE-20

References

http://www.securityfocus.com/bid/103562(psirt@cisco.com)

http://www.securitytracker.com/id/1040595(psirt@cisco.com)

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-ike-dos(psirt@cisco.com)

http://www.securityfocus.com/bid/103562(af854a3a-2127-422b-91ae-364da2661108)

http://www.securitytracker.com/id/1040595(af854a3a-2127-422b-91ae-364da2661108)

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-ike-dos(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0159(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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