CVE-2018-14086: An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an Ethereum token

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CRITICAL 9.8REMOTEMITIGATE

CVE-2018-14086 is a critical-severity flaw (CVSS 9.8) affecting mytoken. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an Ethereum token. The contract has an integer overflow. If the owner sets the value of sellPrice to a large number in setPrices() then the "amount * sellPrice" will cause an integer overflow in sell().

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Weakness	CWE-190
Published	2018-07-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: mytoken project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-07-16 02:29 UTCPublished CVE record published
2026-06-17 01:40 UTCUpdated Record last modified

mytoken project mytoken MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mytoken || rpm -q mytoken || mytoken --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-14086?

mytoken: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-14086 being exploited?

CVE-2018-14086 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-14086 affect?

CVE-2018-14086 affects mytoken. Severity is critical (CVSS 9.8). An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an Ethereum token. The contract has an integer overflow. If the owner sets the value of sellPrice to a large number in setPrices() then the "amount *

How urgent is CVE-2018-14086?

Priority 62/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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