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A vulnerability in the Secure Sockets Layer (SSL) VPN functionality of the Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause a reload of the af…

Critical CVSS 10.0
CVECVE-2018-0101
First seen2026-08-11 20:15 UTC
Disclosed2018-01-29 20:29 UTC
Last updated2026-08-13 18:00 UTC
Channel statusdraft

Summary

A vulnerability in the Secure Sockets Layer (SSL) VPN functionality of the Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause a reload of the affected system or to remotely execute code. The vulnerability is due to an attempt to double free a region of memory when the webvpn feature is enabled on the Cisco ASA device. An attacker could exploit this vulnerability by sending multiple, crafted XML packets to a webvpn-configured interface on th…

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

  • :
  • :
Lint boundary warnings (8)

The following non-blocking warnings were raised during the lint phase of this triage (e.g. reference URLs not yet on the allowlist). They do not affect entry usability and are disclosed for transparency (see DR-002).

  • REF_URL_NOT_ALLOWLISTED url not in allowlist: http://www.securityfocus.com/bid/102845
  • REF_URL_NOT_ALLOWLISTED url not in allowlist: http://www.securitytracker.com/id/1040292
  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://icanthackit.wordpress.com/2018/01/30/thoughts-on-the-handling-cve-2018-0101-cisco-bug-cscvg35618/
  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://pastebin.com/YrBcG2Ln
  • REF_URL_NOT_ALLOWLISTED url not in allowlist: http://www.securityfocus.com/bid/102845
  • REF_URL_NOT_ALLOWLISTED url not in allowlist: http://www.securitytracker.com/id/1040292
  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://icanthackit.wordpress.com/2018/01/30/thoughts-on-the-handling-cve-2018-0101-cisco-bug-cscvg35618/
  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://pastebin.com/YrBcG2Ln

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD