How severe is CVE-2018-2765?

CVE-2018-2765 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-2765 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-2765?

CVE-2018-2765 primarily affects Oracle Security Service. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-2765?

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-2018-2765 published?

CVE-2018-2765 was published on 2018-04-19 and last updated on 2026-06-17.

CVE-2018-2765

CVE-2018-2765 is a high-severity vulnerability in Oracle Security Service with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Security Service
Published: 2018-04-19
Last modified: 2026-06-17

Description

Vulnerability in the Oracle Security Service component of Oracle Fusion Middleware (subcomponent: Oracle SSL API). Supported versions that are affected are 11.1.1.9.0, 12.1.3.0.0, 12.2.1.2.0 and 12.2.1.3.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle Security Service. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Security Service accessible data. CVSS 3.0 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Frequently asked questions

What is CVE-2018-2765?: Vulnerability in the Oracle Security Service component of Oracle Fusion Middleware (subcomponent: Oracle SSL API). Supported versions that are affected are 11.1.1.9.0, 12.1.3.0.0, 12.2.1.2.0 and 12.2.1.3.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle Security Service. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Security Service accessible data. CVSS 3.0 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
How severe is CVE-2018-2765?: CVE-2018-2765 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-2765 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-2765?: CVE-2018-2765 primarily affects Oracle Security Service. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-2765?: 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-2018-2765 published?: CVE-2018-2765 was published on 2018-04-19 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:oracle:security_service:11.1.1.9.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:security_service:12.1.3.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:security_service:12.2.1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:security_service:12.2.1.3.0:*:*:*:*:*:*:*

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