Protection Mechanism Failure in Cisco Umbrella Secure Web Gateway

1) Protection Mechanism Failure

EUVDB-ID: #VU62467

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-20805

CWE-ID: CWE-693 - Protection Mechanism Failure

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient implementation of security measures in the automatic decryption process. A remote user on the local network can bypass the decryption process and download malicious content to a host on a protected network.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Umbrella Secure Web Gateway: All versions

CPE2.3

• cpe:2.3:a:cisco_systems:umbrella_secure_web_gateway:*:*:*:*:*:*:*:*

External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-uswg-fdbps-xtTRKpp6

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.