7.8
CWE
119
Advisory Published
Updated

CVE-2012-3017: Buffer Overflow

First published: Tue Jul 31 2012(Updated: )

Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Siemens SIMATIC S7-400 CPU=5.0
Siemens SIMATIC S7-400 CPU 414-3 pn/dp
Siemens SIMATIC S7-400 CPU 416-3 PN/DP
Siemens SIMATIC S7-400 CPU 416f-3 pn/dp

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Frequently Asked Questions

  • What is the severity of CVE-2012-3017?

    CVE-2012-3017 is classified as having a high severity due to its potential to cause denial of service in Siemens SIMATIC S7-400 PN CPU devices.

  • How do I fix CVE-2012-3017?

    To mitigate CVE-2012-3017, it is recommended to upgrade the firmware of the affected Siemens SIMATIC S7-400 PN CPU devices to a secure version.

  • What types of attacks does CVE-2012-3017 allow?

    CVE-2012-3017 allows remote attackers to execute attacks that lead to denial of service via malformed HTTP traffic or malformed IP packets.

  • Which devices are affected by CVE-2012-3017?

    CVE-2012-3017 affects Siemens SIMATIC S7-400 PN CPU devices running firmware version 5.x, including specific models like 414-3 PN/DP and 416-3 PN/DP.

  • What are the consequences of the CVE-2012-3017 vulnerability?

    The consequences of CVE-2012-3017 include potential defect-mode transition and service outages, impacting operational continuity.

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