How severe is CVE-2018-2930?

CVE-2018-2930 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-2018-2930 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-2930?

CVE-2018-2930 primarily affects Oracle Solaris Cluster. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-2930?

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-2018-2930 published?

CVE-2018-2930 was published on 2018-07-18 and last updated on 2026-06-17.

CVE-2018-2930

CVE-2018-2930 is a critical-severity vulnerability in Oracle Solaris Cluster 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.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Solaris Cluster
Published: 2018-07-18
Last modified: 2026-06-17

Description

Vulnerability in the Solaris Cluster component of Oracle Sun Systems Products Suite (subcomponent: NAS device addition). Supported versions that are affected are 3.3 and 4.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via RPC to compromise Solaris Cluster. Successful attacks of this vulnerability can result in takeover of Solaris Cluster. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Frequently asked questions

What is CVE-2018-2930?: Vulnerability in the Solaris Cluster component of Oracle Sun Systems Products Suite (subcomponent: NAS device addition). Supported versions that are affected are 3.3 and 4.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via RPC to compromise Solaris Cluster. Successful attacks of this vulnerability can result in takeover of Solaris Cluster. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
How severe is CVE-2018-2930?: CVE-2018-2930 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-2018-2930 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-2930?: CVE-2018-2930 primarily affects Oracle Solaris Cluster. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-2930?: 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-2018-2930 published?: CVE-2018-2930 was published on 2018-07-18 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:oracle:solaris_cluster:3.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:solaris_cluster:4.3:*:*:*:*:*:*:*

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