PT-2013-5743 · Siemens · Scalance X-200

Eireann Leverett · Published 2013-09-17 · Updated 2020-02-10 · CVE-2013-5709

Positive Technologies (AI Summary)

CVSS v2.0

8.3

High

Base vector

AV:N/AC:M/Au:N/C:P/I:P/A:C

Name of the Vulnerable Software and Affected Versions Siemens SCALANCE X-200 switches versions prior to 5.0.0

Description The issue concerns the authentication implementation in the web server, which does not utilize a sufficient source of entropy for generating random numbers. This makes it easier for remote attackers to hijack sessions by predicting a value.

Recommendations For versions prior to 5.0.0, update to version 5.0.0 or later to resolve the issue.

Fix

Weakness Enumeration

CWE-189

Related Identifiers

CVE-2013-5709

Affected Products

Scalance X-200

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2013-5709 · Security Note
• http://siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-850708.pdf · Vendor Advisory
• http://ics-cert.us-cert.gov/advisories/ICSA-13-254-01 · Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-850708.pdf · Note