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CVE-2018-25268

Lizardsystems Lanspy buffer overflow

8.4 HIGHPublic exploitEPSS 0.20%
  1. Published22 Apr 2026

Description

LanSpy 2.0.1.159 contains a local buffer overflow vulnerability that allows attackers to overwrite the instruction pointer by supplying oversized input to the scan field. Attackers can craft a payload with 688 bytes of padding followed by 4 bytes of controlled data to crash the application or potentially achieve code execution.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Lizardsystems Lanspy2.0.1.159

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2018-25268 being actively exploited?

CVE-2018-25268 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.20%.

How severe is CVE-2018-25268?

CVE-2018-25268 has a CVSS 3.1 base score of 8.4, rated high. EPSS estimates a 0.20% probability of exploitation.

Which products are affected by CVE-2018-25268?

Affected products include Lizardsystems Lanspy.

How do I fix CVE-2018-25268?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2018-25268 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.