# CVE-2014-3931

## Summary

- **CVE ID:** CVE-2014-3931
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** N/A
- **Published:** Mar 31, 2017
- **Last Modified:** Sep 16, 2026

## Description

fastping.c in MRLG (aka Multi-Router Looking Glass) before 5.5.0 allows remote attackers to cause an arbitrary memory write and memory corruption.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://mrlg.op-sec.us/)
- [CNA](http://www.s3.eurecom.fr/cve/CVE-2014-3931.txt)
- [CNA](https://hackerone.com/reports/16330)
- [CISA-ADP](https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-3931)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 35.56%
- **EPSS Percentile:** 97.0

## Known Exploited Vulnerabilities (KEV)

- **Date Added:** Jul 7, 2025
- **Due Date:** Jul 28, 2025

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._