Back to Database
Status published
Medium
CVE-2020-5637
Improper validation of integrity check value vulnerability in Aterm SA3500G...
Vulnerability Description
Improper validation of integrity check value vulnerability in Aterm SA3500G firmware versions prior to Ver. 3.5.9 allows an attacker with an administrative privilege to execute a malicious program.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-5637
Credits & Attribution
No credits recorded in the NVD database.
References
More from NEC Corporation
View All →CVE-2025-8153
Cross-site Scripting vulnerability in NEC Corporation UNIVERGE IX from Ver.9.5...
Medium
5.1
CVE-2025-12852
DLL Loading vulnerability in NEC Corporation RakurakuMusen Start EX All...
High
8.4
CVE-2025-11546
CLUSTERPRO X for Linux 4.0, 4.1, 4.2, 5.0, 5.1 and...
Critical
9.3
CVE-2025-0356
NEC Corporation Aterm WX1500HP Ver.1.4.2 and earlier and WX3600HP Ver.1.5.3...
High
7.2
CVE-2025-0355
Missing Authentication for Critical Function vulnerability in NEC Corporation Aterm...
High
7.5
Affected Vendor
NEC Corporation
View all reports →Affected Software
Aterm SA3500G
Vulnerable Versions:
firmware versions prior to Ver. 3.5.9
Timeline
Official Publish:
December 14th, 2020
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.