How severe is CVE-2018-2903?

CVE-2018-2903 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-2903 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-2903?

CVE-2018-2903 primarily affects Oracle Solaris. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-2903?

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

When was CVE-2018-2903 published?

CVE-2018-2903 was published on 2018-07-18 and last updated on 2026-06-17.

CVE-2018-2903

CVE-2018-2903 is a medium-severity vulnerability in Oracle Solaris with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 4.9
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Solaris
Published: 2018-07-18
Last modified: 2026-06-17

Description

Vulnerability in the Solaris component of Oracle Sun Systems Products Suite (subcomponent: Kernel). Supported versions that are affected are 10 and 11.3. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Solaris executes to compromise Solaris. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Solaris accessible data. CVSS 3.0 Base Score 4.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).

Frequently asked questions

What is CVE-2018-2903?: Vulnerability in the Solaris component of Oracle Sun Systems Products Suite (subcomponent: Kernel). Supported versions that are affected are 10 and 11.3. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Solaris executes to compromise Solaris. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Solaris accessible data. CVSS 3.0 Base Score 4.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).
How severe is CVE-2018-2903?: CVE-2018-2903 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-2903 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-2903?: CVE-2018-2903 primarily affects Oracle Solaris. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-2903?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-2903 published?: CVE-2018-2903 was published on 2018-07-18 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:oracle:solaris:10.0:*:*:*:*:*:*:*
cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*

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