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CVE-2022-20942

MEDIUMCVSS 6.5/10EPSS 0.89%

Last modified

CVE-2022-20942 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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. EPSS estimates a 0.89% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.89%

54.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoAsyncos< 14.2.1-015
CiscoAsyncos>= 14.3.0, < 14.3.0-023
CiscoAsyncos< 14.2.0-217
CiscoAsyncos>= 14.3.0, < 14.3.0-115
CiscoAsyncos< 12.0.5-011
CiscoAsyncos>= 12.5, < 12.5.4-005
CiscoAsyncos>= 14.0, < 14.0.2-012

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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 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.
How severe is CVE-2022-20942?
CVE-2022-20942 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.89% probability of exploitation in the next 30 days.
How do I fix CVE-2022-20942?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-20942?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST