SARA / Free Tools / CVE / CVE-2014-3931

CVE-2014-3931 — fastping

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.

CVSS

9.8 —

EPSS

— (top 2.00%)

CWE

CWE-119

Published

2017-03-31 (9y 5m ago)

Last modified

2026-06-17

CVSS vector

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

CISA KEV — Actively Exploited

Added to KEV

—

BOD 22-01 due

—

Ransomware use

—

View KEV detail

01What is this vulnerability?

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.

No structured affected-product list available — see references below for vendor advisories.

Yes — actively exploited. Added to the CISA KEV catalog on —.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

No additional references available in the KB record.

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