Risk Letters

Exploited vulnerability

CVE-2018-0174

TLP:CLEAR

Cisco IOS Software and Cisco IOS XE Software Improper Input Validation Vulnerability

A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow for denial-of-service (DoS).

Facts

  • Vendor: Cisco
  • Product: IOS XE Software
  • CVSS: 8.6
  • EPSS (probability of exploitation within 30 days): 7.6 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 March 2022
  • First known exploitation: 3 March 2022
  • CISA's deadline for US federal agencies: 17 March 2022
  • Weakness: CWE-20
  • First seen by Risk Letters: 3 March 2022

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD