CVE-2020-1841 Explained : Impact and Mitigation
Learn about CVE-2020-1841, an information leak vulnerability affecting Huawei CloudLink Board, DP300, RSE6500, and TE60. Find out the impact, affected products, and mitigation steps.
Huawei CloudLink Board version 20.0.0; DP300 version V500R002C00; RSE6500 versions V100R001C00, V500R002C00, and V500R002C00SPC900; and TE60 versions V500R002C00, V600R006C00, V600R006C00SPC200, V600R006C00SPC300, V600R006C10, V600R019C00, and V600R019C00SPC100 have an information leak vulnerability. An unauthenticated, remote attacker can make a large number of attempts to guess information. Successful exploitation may cause information leak.
Understanding CVE-2020-1841
This CVE entails an information leak vulnerability affecting multiple Huawei products.
What is CVE-2020-1841?
CVE-2020-1841 is an information leak vulnerability found in Huawei CloudLink Board, DP300, RSE6500, and TE60 products.
The Impact of CVE-2020-1841
The vulnerability allows unauthenticated remote attackers to carry out information disclosure by making multiple attempts to guess information.
Technical Details of CVE-2020-1841
The technical aspects of this CVE include:
Vulnerability Description
The vulnerability lies in the affected Huawei products, enabling information leak upon successful exploitation by attackers.
Affected Systems and Versions
The following Huawei products and versions are impacted:
- CloudLink Board version 20.0.0
- DP300 version V500R002C00
- RSE6500 versions V100R001C00, V500R002C00, V500R002C00SPC900
- TE60 versions V500R002C00, V600R006C00, V600R006C00SPC200, V600R006C00SPC300, V600R006C10, V600R019C00, V600R019C00SPC100
Exploitation Mechanism
The vulnerability can be exploited remotely by unauthenticated attackers engaging in repeated attempts to guess and retrieve sensitive information.
Mitigation and Prevention
To address CVE-2020-1841, consider the following actions:
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly
- Monitor networks for any unauthorized access or data exfiltration
- Implement strong authentication mechanisms
Long-Term Security Practices
- Conduct regular security assessments and penetration testing
- Educate users and administrators about potential social engineering attacks
- Keep abreast of security advisories from Huawei
Patching and Updates
Ensure all affected systems are updated with the latest patches provided by Huawei.