Security readout for executives and security teams
Plain-English summary
CVE-2018-14087 describes an integer overflow in the EUC Ethereum token smart contract. If the contract owner sets buyPrice to an excessively large value, token purchase calculations can wrap around instead of producing the intended amount. The public record does not provide CVSS, affected CPEs, patch details, or evidence of active exploitation.
Executive priority
Treat this as a targeted smart-contract exposure review, not an enterprise-wide infrastructure emergency. Priority rises if the organization holds EUC, accepts it, integrates it, or depends on its market value.
Technical view
The flaw is in EUC token contract logic: setPrices() can set buyPrice, and the fallback function multiplies msg.value by buyPrice. With a large buyPrice, that multiplication can overflow. The source bundle identifies the affected implementation only as EUC, an Ethereum token, with no vendor/product metadata beyond that.
Likely exposure
Exposure appears limited to parties holding, integrating with, or transacting against the vulnerable EUC token contract implementation. The bundle does not identify broader Ethereum platform impact, package versions, or downstream forks.
Exploitation context
The CVE is not listed as KEV in the provided bundle. No cited source claims active exploitation. The described condition depends on the owner setting buyPrice to a large value, so owner behavior or owner-key compromise matters to practical risk.
Researcher notes
The public data is sparse: no CVSS, CWE, CPE, patch, or exploit evidence is provided. Analysis should stay tied to the referenced EUC contract behavior and avoid generalizing to unrelated Ethereum tokens.
Mitigation direction
- Check EUC project or contract maintainer guidance for migration or replacement details.
- Avoid new reliance on the affected EUC contract until status is confirmed.
- Inventory wallets, services, and integrations that touch EUC token contracts.
- Assess business exposure from EUC holdings, payment flows, or exchange integrations.
Validation and detection
- Confirm whether your organization holds or processes EUC tokens.
- Review integrations for direct interaction with the vulnerable EUC contract implementation.
- Check whether monitored contracts expose setPrices() and fallback purchase logic.
- Review contract history for buyPrice changes by the owner account.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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Credential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-14087 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/hellowuzekai/blockchains/blob/master/overflow2.mdCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.