CVE-2017-6458

Multiple buffer overflows in the ctl_put* functions in NTP before 4.2.8p10 and 4.3.x before 4.3.94 allow remote authenticated users to have unspecified impact via a long variable.

Published: Mar 27, 2017Updated: May 13, 2026 Sources: CVE List NVD csafCWE-119

8.8HIGH

Description

All versions of the SIMATIC CP 443-1 OPC UA contain multiple vulnerabilities in the underlying third party component NTP. Siemens recommends specific countermeasures for products where updates are not, or not yet available.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-119

Affected Products

ntp

oss-projectaka ntp daemon

ntpOn-prem

Networking Infrastructure / dns-dhcp-ntp

commercial·US

commercial·USaka apple inc., apple computer

mac os xOn-premOS

Operating Systems / unix-bsd

siemens

commercial·DEaka siemens ag

simatic net cp 443-1 opc ua firmware

ICS / OT / IoT

and 1 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

Privilege Escalation

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References

https://cert-portal.siemens.com/productcert/csaf/ssa-211752.json

cert-portal.siemens.com

https://cert-portal.siemens.com/productcert/txt/ssa-211752.txt

cert-portal.siemens.com

https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf

cert-portal.siemens.com

and 42 more references View all →

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