CVE-2014-3931

critical

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.

References

http://www.s3.eurecom.fr/cve/CVE-2014-3931.txt

http://mrlg.op-sec.us/

https://securityaffairs.com/179722/hacking/u-s-cisa-adds-mrlg-phpmailer-rails-ruby-on-rails-and-synacor-zimbra-collaboration-suite-flaws-to-its-known-exploited-vulnerabilities-catalog.html

https://www.cisa.gov/news-events/alerts/2025/07/07/cisa-adds-four-known-exploited-vulnerabilities-catalog

https://thehackernews.com/2025/07/cisa-adds-four-critical-vulnerabilities.html

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-3931

https://hackerone.com/reports/16330

https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-3868

Details

Source: Mitre, NVD

Published: 2017-03-31

Updated: 2026-04-21

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.28978