CVE-2018-19833

The owned function of a smart contract implementation for DDQ, an tradable Ethereum ERC20 token,...

7.5 High

The owned function of a smart contract implementation for DDQ, an tradable Ethereum ERC20 token, allows attackers to change the owner of the contract, because the function does not check the caller's identity.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: None

Exploit likelihood

0.93%Up 0.5 points since Apr 14, 2021

What each source reports

NVD Score used 7.5

Record: CVE-2018-19833
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness: CWE-287
Updated: 2026-11-02

CVE List No score

Record: CVE-2018-19833
Updated: 2026-11-02

EUVDEUVD-2018-11508 No score

Record: EUVD-2018-11508
Updated: 2026-11-03

GitHub AdvisoriesGHSA-cq27-627w-27r3 No score

The owned function of a smart contract implementation for DDQ, an tradable Ethereum ERC20 token,...

Record: GHSA-cq27-627w-27r3
Updated: 2026-11-02

Affected products

ddq project ddq

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-19833 is a high vulnerability (CVSS 7.5) in Ddq Project Ddq, published December 31, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.93%, the 60th percentile. No source names a fixed version.