CVE-2016-20050 — NetSchedScan 1.0 Buffer Overflow Denial of Service

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MEDIUM

NetSchedScan 1.0 Buffer Overflow Denial of Service

Published Apr 4, 2026

6.9

MEDIUM

CVSS 4.0

EPSS 0.17%

Description

NetSchedScan 1.0 contains a buffer overflow vulnerability in the scan Hostname/IP field that allows local attackers to crash the application by supplying an oversized input string. Attackers can paste a crafted payload containing 388 bytes of data followed by 4 bytes of EIP overwrite into the Hostname/IP field to trigger a denial of service condition.

Affected products

Vendor Foundstone Product NetSchedScan Default
n/a
- Version
  1.0
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Foundstone

NetSchedScan

n/a

Version	Status	Constraints
1.0	affected	-

Remediation

No remediation recorded yet.

Metrics

0.17% 0.00165

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00165

Score over time

Apr–Oct 2026

EPSS v4
EPSS v5

Percentile over time

EPSS v4
EPSS v5

Table of values (3 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.17% (0.00165)	5.08th	v5 (v2026.06.15)
Jun 15, 2026	0.17% (0.00165)	5.99th	v5 (v2026.06.15)
Apr 5, 2026	0.01% (0.00013)	2.12th	v4 (v2025.03.14)

Weaknesses (1)

CWE-787

Out-of-bounds Write

References (2)

https://www.exploit-db.com/exploits/39242
exploitVDB Entry
https://www.vulncheck.com/advisories/netschedscan-buffer-overflow-denial-of-service
third-party-advisoryThird Party Advisory

Link	Providers	Tags
https://www.exploit-db.com/exploits/39242		exploitVDB Entry
https://www.vulncheck.com/advisories/netschedscan-buffer-overflow-denial-of-service		third-party-advisoryThird Party Advisory