#VU98784 Authentication Bypass by Primary Weakness in Cisco Systems, Inc products - CVE-2024-20463

Vulnerability identifier: #VU98784

Vulnerability risk: Medium

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

CVE-ID: CVE-2024-20463

CWE-ID: CWE-305

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ATA 191 Multiplatform Analog Telephone Adapter
Hardware solutions / Routers & switches, VoIP, GSM, etc
ATA 192 Multiplatform Analog Telephone Adapter
Hardware solutions / Routers & switches, VoIP, GSM, etc
ATA 190 Series Analog Telephone Adapters
Other software / Other software solutions

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the HTTP server allowing state changes in GET requests. A remote attacker can make limited modifications to the configuration or reboot the device, leading to a denial of service (DoS) condition.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ATA 191 Multiplatform Analog Telephone Adapter : 11.2.4 - 12.0.1

ATA 192 Multiplatform Analog Telephone Adapter : 11.2.4

ATA 190 Series Analog Telephone Adapters: All versions

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External links
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ata19x-multi-RDTEqRsy

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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.