CVE-2021-1486
MEDIUMCisco SD-WAN vManage <20.3.3 & Catalyst SD-WAN Manager 20.4-20.4.1 - Unauthenticated User Enumeration
Title source: llmDescription
A vulnerability in Cisco SD-WAN vManage Software could allow an unauthenticated, remote attacker to enumerate user accounts. This vulnerability is due to the improper handling of HTTP headers. An attacker could exploit this vulnerability by sending authenticated requests to an affected system. A successful exploit could allow the attacker to compare the HTTP responses that are returned by the affected system to determine which accounts are valid user accounts.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanage-enumeration-64eNnDKy
Scores
CVSS v3
5.3
EPSS
0.0037
EPSS Percentile
58.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-203
Status
published
Products (2)
cisco/catalyst_sd-wan_manager
20.4 - 20.4.1
cisco/sd-wan_vmanage
< 20.3.3
Published
May 06, 2021
Tracked Since
Feb 18, 2026