high
7.8
CWE
119
Advisory Published
Updated

CVE-2012-1802: Buffer Overflow

First published: Wed Apr 18 2012(Updated: )

Buffer overflow in the embedded web server on the Siemens Scalance X Industrial Ethernet switch X414-3E before 3.7.1, X308-2M before 3.7.2, X-300EEC before 3.7.2, XR-300 before 3.7.2, and X-300 before 3.7.2 allows remote attackers to cause a denial of service (device reboot) or possibly execute arbitrary code via a malformed URL.

Credit: cret@cert.org

Affected SoftwareAffected VersionHow to fix
Siemens SCALANCE X-414-3E Firmware<=3.7.0
Siemens SCALANCE X-414-3E Firmware=1.2.2
Siemens SCALANCE X-414-3E Firmware=2.1.1
Siemens SCALANCE X-414-3E Firmware=2.2.0
Siemens SCALANCE X-414-3E Firmware=2.3.2
Siemens SCALANCE X-414-3E Firmware=2.3.3
Siemens SCALANCE X-414-3E Firmware=3.0.0
Siemens SCALANCE X-414-3E Firmware=3.0.2
Siemens SCALANCE X-414-3E Firmware=3.3.0
Siemens SCALANCE X-414-3E Firmware=3.4.0
Siemens Scalance X414-3E Firmware
Siemens Scalance X308-2M<=3.7.0
Siemens Scalance X308-2M=3.1.1
Siemens Scalance X308-2M=3.5.0
Siemens Scalance X308-2M=3.5.2
Siemens Scalance X308-2M Firmware
Siemens Scalance X-300 Firmware<=3.7.0
Siemens Scalance X-300 Firmware=3.5.0
Siemens Scalance XR-300EEC
Siemens Scalance XR-300PoE<=3.7.0
Siemens Scalance XR-300PoE=3.1.1
Siemens Scalance XR-300PoE=3.5.0
Siemens Scalance XR-300
Siemens Scalance X300 Firmware<=3.7.0
Siemens Scalance X300 Firmware=2.2.0
Siemens Scalance X300 Firmware=2.3.1
Siemens Scalance X300 Firmware=3.0.0
Siemens Scalance X300 Firmware=3.3.1
Siemens Scalance X300 Firmware=3.5.0
Siemens Scalance X300 Firmware=3.5.1
Siemens SCALANCE X-300 series firmware

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-1802?

    CVE-2012-1802 is classified as a high-severity vulnerability due to its potential to cause denial of service and unauthorized execution of arbitrary code.

  • How do I fix CVE-2012-1802?

    To fix CVE-2012-1802, you should upgrade the firmware of the affected Siemens SCALANCE devices to version 3.7.1 or later.

  • What devices are affected by CVE-2012-1802?

    CVE-2012-1802 affects several models of Siemens SCALANCE devices, including the X-414-3E, X308-2M, and X-300 series firmware versions prior to specified updates.

  • Can CVE-2012-1802 be exploited remotely?

    Yes, CVE-2012-1802 can be exploited remotely, allowing attackers to trigger a device reboot or potentially execute malicious code.

  • Is there a workaround for CVE-2012-1802 if I cannot update immediately?

    While there isn't an official workaround, network segmentation and restricting access to the affected devices may help mitigate potential exploitation of CVE-2012-1802.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203