CVE-2018-14715: The endCoinFlip function and throwSlammer function of the smart contract implementations for Cryptogs, an Ethe

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HIGH 7.5REMOTEMITIGATE

CVE-2018-14715 is a high-severity flaw (CVSS 7.5) affecting cryptogs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The endCoinFlip function and throwSlammer function of the smart contract implementations for Cryptogs, an Ethereum game, generate random numbers with an old block's hash. Therefore, attackers can predict the random number and always win the game.

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	1.3% (top 31%)
CISA exploited list	No
Weakness	CWE-338
Published	2018-08-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cryptogs

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

Am I affected?

Timeline

2018-08-03 18:29 UTCPublished CVE record published
2026-06-17 01:41 UTCUpdated Record last modified

cryptogs cryptogs 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 cryptogs || rpm -q cryptogs || cryptogs --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-2018-14715?

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

Is CVE-2018-14715 being exploited?

CVE-2018-14715 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-2018-14715 affect?

CVE-2018-14715 affects cryptogs. Severity is high (CVSS 7.5). The endCoinFlip function and throwSlammer function of the smart contract implementations for Cryptogs, an Ethereum game, generate random numbers with an old block's hash. Therefore, attackers can predict the random number and always win the

How urgent is CVE-2018-14715?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

References

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