Medium severity · published Nov 3, 2022
CVE-2022-20942
A vulnerability in the web-based management interface of Cisco Email Security Appliance (ESA), Cisco Secure Email and Web Manager, and Cisco Secure Web Appliance, formerly known…
6.5
CVSS
1%
EPSS
No
On KEV
Description
A vulnerability in the web-based management interface of Cisco Email Security Appliance (ESA), Cisco Secure Email and Web Manager, and Cisco Secure Web Appliance, formerly known as Cisco Web Security Appliance (WSA), 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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CS
Cisco Secure Email · Cisco
11.0.3-238; 11.1.0-069; 11.1.0-131; 11.1.0-128; 12.0.0-419; 12.1.0-071; +7 more · source: vendor
CS
Cisco Secure Email and Web Manager · Cisco
11.0.0-115; 11.0.1-161; 11.5.1-105; 12.0.0-452; 12.0.1-011; 12.5.0-636; +12 more · source: vendor
CS
Cisco Secure Web Appliance · Cisco
11.7.0-406; 11.7.0-418; 11.7.1-049; 11.7.1-006; 11.7.1-020; 11.7.2-011; +8 more · source: vendor
AS
Asyncos · Cisco
before 14.2.1-015; 14.3.0 before 14.3.0-023; before 14.2.0-217; 14.3.0 before 14.3.0-115; before 12.0.5-011; 12.5 before 12.5.4-005; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-20942
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-20942
sec.cloudapps.cisco.com
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cnt-sec-infodiscl-BVKKnUG
More from Cisco Secure Email
10.0
CVE-2025-20393
Cisco Secure Email Gateway and Cisco Secure Email and Web Manager Remote Command Execution Vulnerability
9.8
CVE-2026-76519
Cisco Secure Email Gateway Arbitrary File Write Vulnerability
9.8
CVE-2026-76461
Cisco Secure Email Gateway SQL Injection Vulnerability
9.8
CVE-2026-76443
Cisco Secure Email Gateway Security Hardening Release
9.8
CVE-2026-76440
Cisco Secure Email Gateway Security Hardening Release
