A product does not check to see if a lock is present before performing sensitive operations on a resource.
View on MITREImplement a reliable lock mechanism.
No detection method information available for this CWE.
Product does not properly check if a lock is present, allowing other attackers to access functionality.
View DetailsNo relationship information available for this CWE.
CWE-414: Missing Lock Check is a Common Weakness Enumeration (CWE) entry maintained by MITRE. A product does not check to see if a lock is present before performing sensitive operations on a resource.
If exploited, CWE-414 (Missing Lock Check) it can compromise Integrity and Availability, leading to outcomes such as Modify Application Data, DoS: Instability and DoS: Crash, Exit, or Restart.
Recommended mitigations for CWE-414 include: Implement a reliable lock mechanism.
CWE-414 commonly affects Not Language-Specific. Note that weaknesses are often language-agnostic patterns, so secure coding practices apply broadly.
MITRE documents real CVEs mapped to CWE-414, including CVE-2004-1056. You can look up the full details of each CVE, including CVSS scores and remediation guidance, on our CVE Lookup tool.
A CWE (Common Weakness Enumeration) like CWE-414 describes a category of software weakness — the underlying flaw type. A CVE (Common Vulnerabilities and Exposures) identifies a specific, real-world vulnerability in a particular product. In short, a CWE is the kind of mistake, and a CVE is an instance of that mistake being found in software.