CVE-2018-17111

CVE-2018-17111 is a critical-severity vulnerability in Coinlancer with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The onlyOwner modifier of a smart contract implementation for Coinlancer (CL), an Ethereum ERC20 token, has a potential access control vulnerability. All contract users can access functions that use this onlyOwner modifier, because the comparison between msg.sender and owner is incorrect.

Frequently asked questions

What is CVE-2018-17111?
The onlyOwner modifier of a smart contract implementation for Coinlancer (CL), an Ethereum ERC20 token, has a potential access control vulnerability. All contract users can access functions that use this onlyOwner modifier, because the comparison between msg.sender and owner is incorrect.
How severe is CVE-2018-17111?
CVE-2018-17111 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-17111 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-17111?
CVE-2018-17111 affects Coinlancer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-17111?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-17111 published?
CVE-2018-17111 was published on 2018-09-18 and last updated on 2026-06-17.

References

Affected products (1)