CVE-2024-20420

Cisco ATA 190 Series Analog Telephone Adapter Firmware Privilege Escalation Vulnerability

Published Oct 16, 2024 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed

Description

A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an authenticated, remote attacker with low privileges to run commands as an Admin user.

This vulnerability is due to incorrect authorization verification by the HTTP server. An attacker could exploit this vulnerability by sending a malicious request to the web-based management interface. A successful exploit could allow the attacker to run commands as the Admin user.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Cisco

Cisco Analog Telephone Adaptor (ATA) Software

unknown

Version	Status	Constraints
`12.0.1 SR2`	affected	—
`11.1.0`	affected	—
`12.0.1 SR1`	affected	—
`11.1.0 MSR1`	affected	—
`11.1.0 MSR2`	affected	—
`11.1.0 MSR3`	affected	—
`11.1.0 MSR4`	affected	—
`12.0.1 SR3`	affected	—
`11.2.1`	affected	—
`12.0.1 SR4`	affected	—
`11.2.2`	affected	—
`11.2.2 MSR1`	affected	—
`12.0.1 SR5`	affected	—
`11.2.3`	affected	—
`11.2.4`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:cisco:ata_191_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:cisco:ata_191:-:*:*:*:on-premises:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:cisco:ata_191_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:cisco:ata_191:-:*:*:*:multiplatform:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:cisco:ata_192_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:cisco:ata_192:-:*:*:*:multiplatform:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2024-18135	A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an authenticated, remote attacker with low privileges to run commands as an Admin user. This vulnerability is due to incorrect authorization verification by the HTTP server. An attacker could exploit this vulnerability by sending a malicious request to the web-based management interface. A successful exploit could allow the attacker to run commands as the Admin user.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.356% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

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

History

Oct 31, 2024 2:15 PM Weaknesses updated View changes

Type	Values Removed	Values Added
Weaknesses		CWE-863

Oct 22, 2024 3:30 PM First appearance in the feed. Weaknesses updated. Affected versions updated. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		Cisco Cisco ata 191 Cisco ata 191 Firmware Cisco ata 192 Cisco ata 192 Firmware
Weaknesses		NVD-CWE-Other
CPEs		cpe:2.3:h:cisco:ata_191:-::::multiplatform::: cpe:2.3:h:cisco:ata_191:-::::on-premises::: cpe:2.3:h:cisco:ata_192:-::::multiplatform::: cpe:2.3:o:cisco:ata_191_firmware:::::::: cpe:2.3:o:cisco:ata_192_firmware::::::::
Vendors & Products		Cisco Cisco ata 191 Cisco ata 191 Firmware Cisco ata 192 Cisco ata 192 Firmware

Oct 16, 2024 7:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Oct 16, 2024 4:30 PM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an authenticated, remote attacker with low privileges to run commands as an Admin user. This vulnerability is due to incorrect authorization verification by the HTTP server. An attacker could exploit this vulnerability by sending a malicious request to the web-based management interface. A successful exploit could allow the attacker to run commands as the Admin user.
Title		Cisco ATA 190 Series Analog Telephone Adapter Firmware Privilege Escalation Vulnerability
Weaknesses		CWE-250
References		https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ata19x-multi-RDTEqRsy
Metrics		cvssV3_1 `{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}`