How severe is CVE-2018-0658?

CVE-2018-0658 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-0658 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-0658?

CVE-2018-0658 primarily affects Ec-cube Ec-cube Payment Module. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-0658?

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-2018-0658 published?

CVE-2018-0658 was published on 2018-09-07 and last updated on 2026-06-17.

CVE-2018-0658

CVE-2018-0658 is a high-severity vulnerability in Ec-cube Ec-cube Payment Module with a CVSS 3.x base score of 7.2. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ec-cube Ec-cube Payment Module
Published: 2018-09-07
Last modified: 2026-06-17

Description

Input validation issue in EC-CUBE Payment Module (2.12) version 3.5.23 and earlier, EC-CUBE Payment Module (2.11) version 2.3.17 and earlier, GMO-PG Payment Module (PG Multi-Payment Service) (2.12) version 3.5.23 and earlier, GMO-PG Payment Module (PG Multi-Payment Service) (2.11) version 2.3.17 and earlier allows an attacker with administrative rights to execute arbitrary PHP code on the server via unspecified vectors.

Frequently asked questions

What is CVE-2018-0658?: Input validation issue in EC-CUBE Payment Module (2.12) version 3.5.23 and earlier, EC-CUBE Payment Module (2.11) version 2.3.17 and earlier, GMO-PG Payment Module (PG Multi-Payment Service) (2.12) version 3.5.23 and earlier, GMO-PG Payment Module (PG Multi-Payment Service) (2.11) version 2.3.17 and earlier allows an attacker with administrative rights to execute arbitrary PHP code on the server via unspecified vectors.
How severe is CVE-2018-0658?: CVE-2018-0658 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-0658 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-0658?: CVE-2018-0658 primarily affects Ec-cube Ec-cube Payment Module. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-0658?: 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-2018-0658 published?: CVE-2018-0658 was published on 2018-09-07 and last updated on 2026-06-17.

References

http://jvn.jp/en/jp/JVN06372244/index.html

Affected products (2)

cpe:2.3:a:ec-cube:ec-cube_payment_module:*:*:*:*:*:*:*:*
cpe:2.3:a:gmo-pg:gmo-pg_payment_module:*:*:*:*:*:*:*:*

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