CVE-2014-3931

critical · 9.8Actively exploited

On the CISA Known Exploited Vulnerabilities catalog

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Added 2025-07-07Remediation due 2025-07-28

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.

9.8

CVSS

29.0%

EPSS (exploit prob.)

98th

EPSS percentile

2017-03-31

Published

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

Weaknesses

CWE-119

Affected products

Vendor	Product	Affected versions
multi-router_looking_glass_project	multi-router_looking_glass	<= 5.4.1

Check a specific version with /api/v1/cve/match.

References

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2014-3931