Denial of service in Cisco Enterprise Chat and Email

1) Input validation error

EUVDB-ID: #VU100090

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-2024-20484

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of Media Routing Peripheral Interface Manager (MR PIM) traffic within the External Agent Assignment Service (EAAS) feature. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Enterprise Chat and Email: 12.5 - 12.6

CPE2.3

• cpe:2.3:a:cisco_systems:enterprise_chat_and_email:*:*:*:*:*:*:*:*
• cpe:2.3:a:cisco_systems:enterprise_chat_and_email:12.5:*:*:*:*:*:*:*
• cpe:2.3:a:cisco_systems:enterprise_chat_and_email:12.6:*:*:*:*:*:*:*

External links

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ece-dos-Oqb9uFEv

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.