CVE-2020-3547

MEDIUM

Cisco AsyncOS < 13.5.1-277 - Authenticated Sensitive Information Exposure via Raw HTML

Title source: llm
STIX 2.1

Description

A vulnerability in the web-based management interface of Cisco AsyncOS software for Cisco Email Security Appliance (ESA), Cisco Content Security Management Appliance (SMA), and Cisco Web Security Appliance (WSA) could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability exists because an insecure method is used to mask certain passwords on the web-based management interface. An attacker could exploit this vulnerability by looking at the raw HTML code that is received from the interface. A successful exploit could allow the attacker to obtain some of the passwords configured throughout the interface.

References (1)

Core 1

Scores

CVSS v3 4.3
EPSS 0.0017
EPSS Percentile 38.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-522 CWE-200
Status published
Products (1)
cisco/asyncos < 13.5.1-277
Published Sep 04, 2020
Tracked Since Feb 18, 2026