CVE-2018-13196: The sell function of a smart contract implementation for T-Swap-Token (T-S-T), an Ethereum token, has an integ

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HIGH 7.5REMOTEMITIGATE

CVE-2018-13196 is a high-severity flaw (CVSS 7.5) affecting t-swap-token. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The sell function of a smart contract implementation for T-Swap-Token (T-S-T), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets.

Why this priority

High severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-190
Published	2018-07-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: t-swap-token project

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

Am I affected?

Timeline

2018-07-05 02:29 UTCPublished CVE record published
2026-06-17 01:39 UTCUpdated Record last modified

t-swap-token project t-swap-token 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 t-swap-token || rpm -q t-swap-token || t-swap-token --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-2018-13196?

t-swap-token: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-13196 being exploited?

CVE-2018-13196 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-2018-13196 affect?

CVE-2018-13196 affects t-swap-token. Severity is high (CVSS 7.5). The sell function of a smart contract implementation for T-Swap-Token (T-S-T), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets.

How urgent is CVE-2018-13196?

Priority 47/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2018-13464 HIGH 7.5 MITIGATE The mintToken function of a smart contract implementation for t_swap, an Ethereum token, has an integer overfl
CVE-2018-13463 HIGH 7.5 MITIGATE The mintToken function of a smart contract implementation for T-Swap-Token (T-S-T), an Ethereum token, has an

References

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