ACTIVELY EXPLOITED
CVE-2014-3931: Multi-Router Looking Glass (MRLG) Buffer Overflow Vulnerability
| Vendor | Looking Glass |
|---|---|
| Product | Multi-Router Looking Glass (MRLG) |
| Actively exploited | Yes |
| Added to CISA KEV | 7 Jul 2025 |
| CISA federal deadline | 28 Jul 2025 |
| Weakness (CWE) | CWE-119 |
Required action (CISA's text)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description (NVD)
Multi-Router Looking Glass (MRLG) contains a buffer overflow vulnerability that could allow remote attackers to cause an arbitrary memory write and memory corruption.
SOURCES
Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.