CVE-2017-7458 — The NetworkInterface::getHost function in NetworkInterface.cpp in ntopng before 3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty field that should have contained a hostname or IP address

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HIGH

The NetworkInterface::getHost function in NetworkInterface.cpp in ntopng before 3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty field that should have contained a hostname or IP address

Published Jun 26, 2017

7.5

HIGH

CVSS 3.0

EPSS 1.91%

Description

The NetworkInterface::getHost function in NetworkInterface.cpp in ntopng before 3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty field that should have contained a hostname or IP address.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.91% 0.01906

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

EPSS probability 0.01906

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	1.91% (0.01906)	79.00th	v5 (v2026.06.15)
Sep 20, 2026	1.91% (0.01906)	78.83th	v5 (v2026.06.15)
Jul 20, 2024	0.18% (0.00183)	56.01th	v3 (v2023.03.01)
Sep 3, 2023	0.18% (0.00183)	54.93th	v3 (v2023.03.01)
Mar 7, 2023	0.13% (0.00130)	46.13th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)
Feb 3, 2022	0.98% (0.00976)	26.54th	v5 (v2026.06.15)
Apr 14, 2021	0.98% (0.00976)	0.00th	v1

Weaknesses (1)

CWE-476

NULL Pointer Dereference

References (2)

https://github.com/ntop/ntopng/blob/3.0/CHANGELOG.md
x_refsource_MISCIssue TrackingPatchThird Party Advisory
https://github.com/ntop/ntopng/commit/01f47e04fd7c8d54399c9e465f823f0017069f8f
x_refsource_MISCIssue TrackingPatchRelease NotesThird Party Advisory

Link	Providers	Tags
https://github.com/ntop/ntopng/blob/3.0/CHANGELOG.md		x_refsource_MISCIssue TrackingPatchThird Party Advisory
https://github.com/ntop/ntopng/commit/01f47e04fd7c8d54399c9e465f823f0017069f8f		x_refsource_MISCIssue TrackingPatchRelease NotesThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jun 26, 2017

Updated Aug 5, 2024

Reserved Apr 5, 2017

Link CVE-2017-7458

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2017-7458

Red Hat

Severity n/a

Public date n/a

Links CVE-2017-7458