How severe is CVE-2018-2943?

CVE-2018-2943 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-2018-2943 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-2943?

CVE-2018-2943 primarily affects Oracle Fusion Middleware Mapviewer. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-2943?

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-2018-2943 published?

CVE-2018-2943 was published on 2018-07-18 and last updated on 2026-06-17.

CVE-2018-2943

CVE-2018-2943 is a critical-severity vulnerability in Oracle Fusion Middleware Mapviewer 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: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Fusion Middleware Mapviewer
Published: 2018-07-18
Last modified: 2026-06-17

Description

Vulnerability in the Oracle Fusion Middleware MapViewer component of Oracle Fusion Middleware (subcomponent: Map Builder). Supported versions that are affected are 12.2.1.2.0 and 12.2.1.3.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Fusion Middleware MapViewer. Successful attacks of this vulnerability can result in takeover of Oracle Fusion Middleware MapViewer. CVSS 3.0 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

Frequently asked questions

What is CVE-2018-2943?: Vulnerability in the Oracle Fusion Middleware MapViewer component of Oracle Fusion Middleware (subcomponent: Map Builder). Supported versions that are affected are 12.2.1.2.0 and 12.2.1.3.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Fusion Middleware MapViewer. Successful attacks of this vulnerability can result in takeover of Oracle Fusion Middleware MapViewer. CVSS 3.0 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).
How severe is CVE-2018-2943?: CVE-2018-2943 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-2018-2943 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-2943?: CVE-2018-2943 primarily affects Oracle Fusion Middleware Mapviewer. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-2943?: 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-2018-2943 published?: CVE-2018-2943 was published on 2018-07-18 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:oracle:fusion_middleware_mapviewer:12.2.1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:fusion_middleware_mapviewer:12.2.1.3.0:*:*:*:*:*:*:*

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