How severe is CVE-2016-4455?

CVE-2016-4455 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2016-4455 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4455?

CVE-2016-4455 primarily affects Redhat Enterprise Linux Desktop. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-4455?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-4455 published?

CVE-2016-4455 was published on 2017-04-14 and last updated on 2026-06-17.

CVE-2016-4455

CVE-2016-4455 is a low-severity vulnerability in Redhat Enterprise Linux Desktop with a CVSS 3.x base score of 3.3. 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: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Redhat Enterprise Linux Desktop
Published: 2017-04-14
Last modified: 2026-06-17

Description

The Subscription Manager package (aka subscription-manager) before 1.17.7-1 for Candlepin uses weak permissions (755) for subscription-manager cache directories, which allows local users to obtain sensitive information by reading files in the directories.

Frequently asked questions

What is CVE-2016-4455?: The Subscription Manager package (aka subscription-manager) before 1.17.7-1 for Candlepin uses weak permissions (755) for subscription-manager cache directories, which allows local users to obtain sensitive information by reading files in the directories.
How severe is CVE-2016-4455?: CVE-2016-4455 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2016-4455 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4455?: CVE-2016-4455 primarily affects Redhat Enterprise Linux Desktop. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-4455?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-4455 published?: CVE-2016-4455 was published on 2017-04-14 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:subscription-manager:*:*:*:*:*:*:*:*

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