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6.5mediumMedium

CVE-2019-1693

Cisco Adaptive Security Appliance Software

A vulnerability in the WebVPN service of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper management of authenticated sessions in the WebVPN portal. An attacker could exploit this vulnerability by authenticating with valid credentials and accessing a specific URL in the WebVPN portal. A successful exploit could allow the attacker to cause the device to reload, resulting in a temporary DoS condition.

Exploitation status

  • A vendor advisory or patch reference has been published.

What the metrics mean

  • It is reachable over a network, without needing local access.
  • For an attacker who can reach it, no special conditions are needed to exploit it.
  • To exploit it, an ordinary user account is needed.
  • Beyond that, no action by a user is required.

Scoring

CVSS
6.5 (v3.1)
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-399
Assigned by
psirt@cisco.com

Dates

Published
2019-05-03
Last modified
2026-08-11
Sources
NVD

Affected products

  • Cisco Adaptive Security Appliance Software- 9.4.4.34, 9.5 - 9.6.4.25, 9.7 - 9.8.4, 9.9 - 9.9.2.50, 9.10 - 9.10.1.17
  • Cisco Asa 5505all versions
  • Cisco Asa 5510all versions
  • Cisco Asa 5512-Xall versions
  • Cisco Asa 5515-Xall versions
  • Cisco Asa 5520all versions
  • Cisco Asa 5525-Xall versions
  • Cisco Asa 5540all versions
  • Cisco Asa 5545-Xall versions
  • Cisco Asa 5550all versions
  • Cisco Asa 5555-Xall versions
  • Cisco Asa 5580all versions

As listed in the NVD configuration data. Not a statement about your estate.

References