CVE-2023-3330 : What You Need to Know
Learn about the CVE-2023-3330 vulnerability impacting NEC Corporation's Aterm products, its impact, technical details, and mitigation strategies. Immediate steps and long-term security practices are provided.
This article provides detailed information on CVE-2023-3330 assigned to NEC Corporation's Aterm series products, highlighting the vulnerability, impact, technical details, and mitigation strategies.
Understanding CVE-2023-3330
CVE-2023-3330 pertains to an "Improper Limitation of a Pathname to a Restricted Directory" vulnerability identified in multiple versions of NEC Corporation's Aterm products. This flaw could potentially allow an attacker to access specific files within the affected products.
What is CVE-2023-3330?
The vulnerability in CVE-2023-3330 allows an attacker to retrieve specific files from NEC Corporation's Aterm WG2600HP2, WG2600HP, WG2200HP, WG1800HP2, WG1800HP, WG1400HP, WG600HP, WG300HP, WF300HP, WR9500N, WR9300N, WR8750N, WR8700N, WR8600N, WR8370N, WR8175N, and WR8170N products, by exploiting improper pathname limitations.
The Impact of CVE-2023-3330
This vulnerability poses a significant risk as it could potentially allow unauthorized access to sensitive files within the affected NEC Corporation Aterm products. Exploitation of this vulnerability could lead to unauthorized disclosure of information or further system compromise.
Technical Details of CVE-2023-3330
The vulnerability arises from an improper limitation of a pathname, enabling an attacker to access specific files within the product. All versions of the listed Aterm products are susceptible to this security issue.
Vulnerability Description
The vulnerability in NEC Corporation's Aterm products allows an attacker to obtain specific files within the product by bypassing directory restrictions.
Affected Systems and Versions
All versions of the following NEC Corporation Aterm products are affected:
- Aterm WG2600HP2
- Aterm WG2600HP
- Aterm WG2200HP
- Aterm WG1800HP2
- Aterm WG1800HP
- Aterm WG1400HP
- Aterm WG600HP
- Aterm WG300HP
- Aterm WF300HP
- Aterm WR9500N
- Aterm WR9300N
- Aterm WR8750N
- Aterm WR8700N
- Aterm WR8600N
- Aterm WR8370N
- Aterm WR8175N
- Aterm WR8170N
Exploitation Mechanism
The vulnerability allows an attacker to manipulate the pathname restrictions and retrieve specific files from the affected NEC Corporation Aterm products.
Mitigation and Prevention
To address the CVE-2023-3330 vulnerability, immediate steps and long-term security practices should be implemented to mitigate the risk of exploitation.
Immediate Steps to Take
As an immediate measure, users are advised to cease the use of the vulnerable products or alternatively remove any USB storage to prevent potential exploitation until a patch is available.
Long-Term Security Practices
It is recommended to regularly update the firmware of the affected NEC Corporation Aterm products and follow secure configuration practices to minimize the risk of similar vulnerabilities in the future.
Patching and Updates
Users should monitor NEC Corporation's security advisories for patches or updates addressing CVE-2023-3330. Installing the latest patches will help remediate the vulnerability and enhance the security posture of the affected products.