CVE-2016-0391

CVE-2016-0391 is a critical-severity vulnerability in Ibm Watson Developer Cloud with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Description

The IBM Watson Developer Cloud services on Bluemix platforms do not properly generate random numbers for service-instance credentials, which makes it easier for remote attackers to defeat cryptographic protection mechanisms via a brute-force attack.

Frequently asked questions

What is CVE-2016-0391?
The IBM Watson Developer Cloud services on Bluemix platforms do not properly generate random numbers for service-instance credentials, which makes it easier for remote attackers to defeat cryptographic protection mechanisms via a brute-force attack.
How severe is CVE-2016-0391?
CVE-2016-0391 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-0391 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-0391?
CVE-2016-0391 affects Ibm Watson Developer Cloud. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-0391?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-0391 published?
CVE-2016-0391 was published on 2016-07-02 and last updated on 2026-06-17.

References

Affected products (1)

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