#VU72696 Security features bypass in Cisco Finesse - CVE-2023-20088

Vulnerability identifier: #VU72696

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-20088

CWE-ID: CWE-254

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Finesse
Client/Desktop applications / Other client software

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper IP address filtering by the reverse proxy. A remote attacker can send unauthenticated requests to the reverse proxy and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco Finesse: before 12.6(1) ES7

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-finesse-proxy-dos-vY5dQhrV
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwd67008

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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