What is CVE-2018-0159?

CVE-2018-0159 is a vulnerability in Cisco Ios And Xe, classified under Improper Input Validation. Published 2018-03-28.

Is CVE-2018-0159 known to be exploited?

Yes. CVE-2018-0159 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.

Improper input validation in Cisco Ios And Xe

CVE-2018-0159

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…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.070 (91.6th percentile) — read the EPSS interpretation.

Affected products

N/a Cisco Ios And Xe — versions Cisco IOS and IOS XE

Weakness classification (CWE)

CWE-20 — Improper Input Validation

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-03-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-03-17.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

103562 (vdb-entry, x_refsource_BID)
1040595 (vdb-entry, x_refsource_SECTRACK)
tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328… (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2018-0159?: CVE-2018-0159 is a vulnerability in Cisco Ios And Xe, classified under Improper Input Validation. Published 2018-03-28.
Is CVE-2018-0159 known to be exploited?: Yes. CVE-2018-0159 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.