How severe is CVE-2016-0263?

CVE-2016-0263 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-0263 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-0263?

CVE-2016-0263 primarily affects Ibm General Parallel File System Storage Server. In total, 35 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-0263?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2016-0263 published?

CVE-2016-0263 was published on 2016-06-29 and last updated on 2026-06-17.

CVE-2016-0263

CVE-2016-0263 is a high-severity vulnerability in Ibm General Parallel File System Storage Server with a CVSS 3.x base score of 7.0. 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-264.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 7.2
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Ibm General Parallel File System Storage Server
Published: 2016-06-29
Last modified: 2026-06-17

Description

IBM Spectrum Scale 4.1 before 4.1.1.5 and 4.2 before 4.2.0.2 and General Parallel File System 3.5 before 3.5.0.30 allow local users to gain privileges or cause a denial of service via a crafted mmapplypolicy command.

Frequently asked questions

What is CVE-2016-0263?: IBM Spectrum Scale 4.1 before 4.1.1.5 and 4.2 before 4.2.0.2 and General Parallel File System 3.5 before 3.5.0.30 allow local users to gain privileges or cause a denial of service via a crafted mmapplypolicy command.
How severe is CVE-2016-0263?: CVE-2016-0263 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-0263 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-0263?: CVE-2016-0263 primarily affects Ibm General Parallel File System Storage Server. In total, 35 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-0263?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-0263 published?: CVE-2016-0263 was published on 2016-06-29 and last updated on 2026-06-17.

References

Affected products (35)

cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.8:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.9:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.10:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.11:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.12:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.13:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.14:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.15:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.16:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.17:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.18:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.19:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.20:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.21:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.22:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.23:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.24:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.25:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.26:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.27:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.28:*:*:*:*:*:*:*
cpe:2.3:a:ibm:general_parallel_file_system_storage_server:3.5.0.29:*:*:*:*:*:*:*
cpe:2.3:a:ibm:spectrum_scale:4.1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:spectrum_scale:4.1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:spectrum_scale:4.1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:spectrum_scale:4.1.1.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:spectrum_scale:4.2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:spectrum_scale:4.2.0.1:*:*:*:*:*:*:*

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