Cisco Secure Web Appliance Information Disclosure (cisco-sa-cnt-sec-infodiscl-BVKKnUG)

medium Nessus Plugin ID 167049


The remote device is missing a vendor-supplied security patch.


According to its self-reported version, Cisco Secure Web Appliance is affected by an information disclosure vulnerability that could allow an authenticated, remote attacker to retrieve sensitive information from an affected device, including user credentials.

This vulnerability is due to weak enforcement of back-end authorization checks. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to obtain confidential data that is stored on the affected device.

Please see the included Cisco BIDs and Cisco Security Advisory for more information.


Upgrade to the relevant fixed version referenced in Cisco bug ID CSCwc43104

See Also

Plugin Details

Severity: Medium

ID: 167049

File Name: cisco-sa-wsa-infodiscl-BVKKnUG.nasl

Version: 1.4

Type: combined

Family: CISCO

Published: 11/7/2022

Updated: 9/21/2023

Supported Sensors: Nessus

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:N/A:N

CVSS Score Source: CVE-2022-20942


Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/h:cisco:web_security_appliance, cpe:/a:cisco:web_security_appliance, cpe:/o:cisco:web_security_appliance, cpe:/o:cisco:asyncos

Required KB Items: Host/AsyncOS/Cisco Web Security Appliance/DisplayVersion, Host/AsyncOS/Cisco Web Security Appliance/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 11/2/2022

Vulnerability Publication Date: 11/2/2022

Reference Information

CVE: CVE-2022-20942

CISCO-SA: cisco-sa-cnt-sec-infodiscl-BVKKnUG

IAVA: 2022-A-0463-S