How severe is CVE-2018-13655?

CVE-2018-13655 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 none, integrity high, and availability none.

Is CVE-2018-13655 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-13655?

CVE-2018-13655 affects Gfcoin Gfcb. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-13655?

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-2018-13655 published?

CVE-2018-13655 was published on 2018-07-09 and last updated on 2026-06-17.

CVE-2018-13655

CVE-2018-13655 is a high-severity vulnerability in Gfcoin Gfcb 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. The underlying weakness is classified as CWE-190.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Gfcoin Gfcb
Published: 2018-07-09
Last modified: 2026-06-17

Description

The mintToken function of a smart contract implementation for GFC, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any value.

Frequently asked questions

What is CVE-2018-13655?: The mintToken function of a smart contract implementation for GFC, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any value.
How severe is CVE-2018-13655?: CVE-2018-13655 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 none, integrity high, and availability none.
Is CVE-2018-13655 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-13655?: CVE-2018-13655 affects Gfcoin Gfcb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-13655?: 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-2018-13655 published?: CVE-2018-13655 was published on 2018-07-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gfcoin:gfcb:-:*:*:*:*:*:*:*

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