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Rewterz Threat Advisory – CVE-2018-0125 – Cisco RV132W Routers Vulnerability Exploit in the Wild
December 21, 2022
Rewterz Threat Alert – GandCrab Ransomware – Active IOCs
December 21, 2022

Rewterz Threat Advisory – Multiple Cisco IOS and Cisco IOS XE Vulnerabilities Exploit in the Wild

December 21, 2022

Severity

High

Analysis Summary

CVE-2017-12240 CVSS:9.8

Cisco IOS and Cisco IOS XE could allow a remote attacker to execute arbitrary code on the system, caused a buffer overflow condition in the DHCP relay subsystem. By sending a specially crafted DHCP Version 4 (DHCPv4) packet, a remote attacker could exploit this vulnerability to execute arbitrary code on the system or cause a denial of service.

CVE-2018-0171 CVSS:9.8

Cisco IOS and Cisco IOS XE are vulnerable to a buffer overflow, caused by improper bounds checking by the Smart Install feature. By sending a specially crafted Smart Install message to an affected device on TCP port 4786, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

Impact

  • Code Execution
  • Buffer Overflow

Indicators Of Compromise

CVE

  • CVE-2017-12240
  • CVE-2018-0171

Affected Vendors

Cisco

Affected Products

  • Cisco IOS 12.2
  • Cisco IOS XE 16.1.1

Remediation

Refer to Cisco Security Advisory for patch, upgrade or suggested workaround information.

CVE-2017-12240

CVE-2018-0171

  • Services
    • Assess
      • Compromise Assessment
      • APT Assessment
      • Penetration Testing
      • Secure Architecture Design & Review
      • Red Team Assessment
      • Purple Team Assessment
      • Social Engineering
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    • Respond
      • Incident Response
      • Incident Analysis
  • Transform
    • SOC Consultancy
    •     SOC Maturity Assessment
    •     SOC Model Evaluation
    •     SOC Gap Analysis
    •     SIEM Gap Analysis
    •     SIEM Optimization
    •     SOC Content Pack
  • Train
    • Security Awareness and Training
    • Tabletop Exercise
    • Simulated Cyber Attack Exercises
  • Managed Security
    • Managed Security Monitoring
      • Remote SOC
      • Onsite SOC
      • Hybrid SOC
    • Managed Security Services
      • Managed Detection and Response
      • Managed Endpoint Detection and Response
      • Managed Threat Intelligence
      • Managed Threat Hunting
      • Managed Risk-Based SOAR
      • Managed Penetration Testing
  • Solutions
  • Resources
    • Blog
    • Threat Advisory
  • Company
    • About Us
    • Careers
    • Contact
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