Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2018-7820


A Credentials Management CWE-255 vulnerability exists in the APC UPS Network Management Card 2 AOS v6.5.6, which could cause Remote Monitoring Credentials to be viewed in plaintext when Remote Monitoring is enabled, and then disabled.


Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 8 products from schneider-electric, from schneider-electric, from schneider-electric and 5 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.


Published

2019-09-17T20:15:11.000

Last Modified

2026-06-17T02:03:47.587

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-255
  • Type: Primary
    CWE-522

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System schneider-electric ap9630_firmware < 6.7.2 Yes
Hardware schneider-electric ap9630 - No
Operating System schneider-electric smart-ups_srt_5kva_firmware < 6.7.2 Yes
Hardware schneider-electric smart-ups_srt_5kva - No
Operating System schneider-electric ap9631_firmware < 6.7.2 Yes
Hardware schneider-electric ap9631 - No
Operating System schneider-electric ap9635_firmware < 6.7.2 Yes
Hardware schneider-electric ap9635 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For schneider-electric's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.