Buffer Overflow Vulnerability in Mercury D196G by Mercury
CVE-2025-50401

9.8CRITICAL

Key Information:

Vendor

Mercury

Status
Mercury D196G
Vendor
CVE Published:
16 December 2025

What is CVE-2025-50401?

The Mercury D196G device exhibits a security flaw that could lead to a buffer overflow via an improperly handled password parameter in the sub_404CAEDC function. Exploiting this vulnerability may allow an attacker to execute arbitrary code, potentially compromising the device and the network it connects to. Addressing this issue is crucial to enhance the security posture of devices operating within IoT environments.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

References

https://github.com/sezangel/IOT-vul/tree/main/Mercury/D19...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.