CVE-2019-1693
MEDIUMCisco ASA <9.4.4.34, 9.5-9.6.4.25 & FTD 6.2.1-6.2.3.12 Authenticated DoS via WebVPN
Title source: llmDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190501-asa-ftd-dos
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/108157
Scores
CVSS v3
6.5
EPSS
0.0207
EPSS Percentile
79.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-399
Status
published
Products (3)
cisco/adaptive_security_appliance_software
< 9.4.4.34
cisco/adaptive_security_appliance_software
9.5 - 9.6.4.25
cisco/firepower_threat_defense
6.2.1 - 6.2.3.12
Published
May 03, 2019
Tracked Since
Feb 18, 2026