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Rv340 Dual Wan Gigabit Vpn Router Firmware CVE-2024-20393

HIGH
Improper Authorization (CWE-285)
2024-10-02 psirt@cisco.com
Authentication Bypass Cisco Rv340 Dual Wan Gigabit Vpn Router Firmware Rv340W Dual Wan Gigabit Wireless Ac Vpn Router Firmware Rv345 Dual Wan Gigabit Vpn Router Firmware Rv345P Dual Wan Gigabit Poe Vpn Router Firmware
8.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Oct 02, 2024 - 17:15 nvd
HIGH 8.8

DescriptionNVD

A vulnerability in the web-based management interface of Cisco Small Business RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an authenticated, remote attacker to elevate privileges on an affected device.

This vulnerability exists because the web-based management interface discloses sensitive information. An attacker could exploit this vulnerability by sending crafted HTTP input to an affected device. A successful exploit could allow an attacker to elevate privileges from guest to admin.

AnalysisAI

A vulnerability in the web-based management interface of Cisco Small Business RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an authenticated, remote attacker to elevate. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-285. A vulnerability in the web-based management interface of Cisco Small Business RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an authenticated, remote attacker to elevate privileges on an affected device. This vulnerability exists because the web-based management interface discloses sensitive information. An attacker could exploit this vulnerability by sending crafted HTTP input to an affected device. A successful exploit could allow an attacker to elevate privileges from guest to admin. Affected products include: Cisco Rv340 Dual Wan Gigabit Vpn Router Firmware, Cisco Rv340W Dual Wan Gigabit Wireless-Ac Vpn Router Firmware, Cisco Rv345 Dual Wan Gigabit Vpn Router Firmware, Cisco Rv345P Dual Wan Gigabit Poe Vpn Router Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2024-20393 vulnerability details – vuln.today
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