What’s Vulnerable › Vulnerabilities

CVE-2014-2362: OleumTech WIO Use of Cryptographically Weak Pseudo-Random Number Generator

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-07-24 · updated 2026-06-17
• Weakness: CWE-338

Description

OleumTech WIO DH2 Wireless Gateway and Sensor Wireless I/O Modules rely exclusively on a time value for entropy in key generation, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by predicting the time of project creation.

Affected products

• OleumTech Sensor Wireless I/O Module: all versions
• OleumTech WIO DH2 Wireless Gateway: all versions

References

• http://support.oleumtech.com/
• http://www.securityfocus.com/bid/68797
• https://www.cisa.gov/news-events/ics-advisories/icsa-14-202-01a
• http://ics-cert.us-cert.gov/advisories/ICSA-14-202-01
• http://www.securityfocus.com/bid/68800

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