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CVE-2023-24049: n/a in n/a

Critical
VulnerabilityCVE-2023-24049cvecve-2023-24049
Published: Mon Dec 04 2023 (12/04/2023, 00:00:00 UTC)
Source: CVE Database V5
Vendor/Project: n/a
Product: n/a

Description

An issue was discovered on Connectize AC21000 G6 641.139.1.1256 allows attackers to gain escalated privileges on the device via poor credential management.

AI-Powered Analysis

AILast updated: 07/08/2025, 02:14:11 UTC

Technical Analysis

CVE-2023-24049 is a critical security vulnerability identified in the Connectize AC21000 G6 router firmware version 641.139.1.1256. The vulnerability arises from poor credential management, which allows an unauthenticated remote attacker to escalate privileges on the device. Specifically, the issue is categorized under CWE-1393, which relates to improper management of credentials leading to unauthorized access. The CVSS v3.1 base score of 9.8 indicates a critical severity with network attack vector (AV:N), low attack complexity (AC:L), no privileges required (PR:N), and no user interaction needed (UI:N). The impact scope is unchanged (S:U), but the vulnerability affects confidentiality, integrity, and availability at a high level (C:H/I:H/A:H). This means an attacker can fully compromise the device, potentially gaining administrative control, which could lead to interception or manipulation of network traffic, disruption of network services, or pivoting to internal networks. The lack of available patches or vendor project information suggests that mitigation may rely on configuration changes or network-level protections until an official fix is released. No known exploits are currently reported in the wild, but the critical nature and ease of exploitation make this a high-risk vulnerability for affected devices.

Potential Impact

For European organizations, the impact of this vulnerability is significant, especially for those relying on Connectize AC21000 G6 routers or similar devices in their network infrastructure. Compromise of such a device could lead to full network compromise, data breaches, and disruption of critical services. Given the router’s role in managing network traffic, attackers could intercept sensitive communications, inject malicious payloads, or disrupt connectivity. This is particularly concerning for sectors with stringent data protection requirements such as finance, healthcare, and government institutions within Europe. The vulnerability’s ease of exploitation without authentication or user interaction increases the risk of automated attacks or worm-like propagation within vulnerable networks. Additionally, the lack of patches means organizations must act quickly to mitigate exposure. The potential for espionage, data theft, or sabotage aligns with current geopolitical tensions in Europe, increasing the attractiveness of this vulnerability to threat actors targeting European infrastructure.

Mitigation Recommendations

1. Immediate network segmentation: Isolate affected Connectize AC21000 G6 devices from critical network segments to limit potential lateral movement. 2. Implement strict access controls: Restrict management interface access to trusted IP addresses and use VPNs or secure tunnels for remote management. 3. Monitor network traffic: Deploy IDS/IPS solutions to detect anomalous activities targeting the router, including unusual login attempts or privilege escalation patterns. 4. Disable unnecessary services: Turn off any non-essential services or protocols on the router to reduce the attack surface. 5. Regularly audit device configurations and credentials: Ensure strong, unique passwords are used and rotate credentials frequently. 6. Engage with vendor support channels: Seek official patches or firmware updates as they become available and apply them promptly. 7. Employ network-level protections: Use firewalls to block unauthorized access to router management ports and consider deploying endpoint detection on devices connected downstream. 8. Prepare incident response plans: Develop and test procedures for rapid containment and remediation in case of exploitation. These steps go beyond generic advice by focusing on network architecture adjustments, proactive monitoring, and strict access policies tailored to the specific device and vulnerability context.

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Technical Details

Data Version
5.1
Assigner Short Name
mitre
Date Reserved
2023-01-21T00:00:00.000Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 68386f5b182aa0cae2811a6a

Added to database: 5/29/2025, 2:29:47 PM

Last enriched: 7/8/2025, 2:14:11 AM

Last updated: 8/11/2025, 5:28:02 AM

Views: 18

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