HIGH
CVE-2017-7458
CWE-476Published: June 26, 2017· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official 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.
Technical Analysis
CVE-2017-7458 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
ntop1 product(s)
ntopng
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (4)
→
https://github.com/ntop/ntopng/blob/3.0/CHANGELOG.mdIssue Tracking · Patch · Third Party Advisory
→
https://github.com/ntop/ntopng/commit/01f47e04fd7c8d54399c9e465f823f0017069f8fIssue Tracking · Patch · Release Notes · Third Party Advisory
→
https://github.com/ntop/ntopng/blob/3.0/CHANGELOG.mdIssue Tracking · Patch · Third Party Advisory
→
https://github.com/ntop/ntopng/commit/01f47e04fd7c8d54399c9e465f823f0017069f8fIssue Tracking · Patch · Release Notes · Third Party Advisory
Quick Facts
CVE IDCVE-2017-7458
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-476
CISA KEVNo
Affected1 vendor(s)
PublishedJun 26, 2017
Related CVEs (CWE-476)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2017-7458 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.