the ultimate security vulnerability data source
(e.g.: CVE-2009-1234 or 2010-1234 or 20101234)
Log In   Register
Vulnerability Feeds & WidgetsNew  

CWE Definitions

Select   Select&Copy
CWE Number Name Number Of Related Vulnerabilities
119 Failure to Constrain Operations within the Bounds of a Memory Buffer 10970
79 Failure to Preserve Web Page Structure ('Cross-site Scripting') 9204
20 Improper Input Validation 5888
200 Information Exposure 5138
89 Improper Sanitization of Special Elements used in an SQL Command ('SQL Injection') 5012
284 Access Control (Authorization) Issues 2602
22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') 2485
94 Failure to Control Generation of Code ('Code Injection') 2219
287 Improper Authentication 1317
125 Out-of-bounds Read 725
416 Use After Free 622
476 NULL Pointer Dereference 564
362 Race Condition 519
190 Integer Overflow or Wraparound 504
59 Improper Link Resolution Before File Access ('Link Following') 473
77 Improper Sanitization of Special Elements used in a Command ('Command Injection') 456
78 Improper Sanitization of Special Elements used in an OS Command ('OS Command Injection') 352
787 Out-of-bounds Write 295
400 Uncontrolled Resource Consumption ('Resource Exhaustion') 214
611 Information Leak Through XML External Entity File Disclosure 197
134 Uncontrolled Format String 194
434 Unrestricted Upload of File with Dangerous Type 170
798 Use of Hard-coded Credentials 150
601 URL Redirection to Untrusted Site ('Open Redirect') 146
74 Failure to Sanitize Data into a Different Plane ('Injection') 136
502 Deserialization of Untrusted Data 129
415 Double Free 90
285 Improper Access Control (Authorization) 85
369 Divide By Zero 66
326 Inadequate Encryption Strength 63
704 Incorrect Type Conversion or Cast 63
532 Information Leak Through Log Files 47
345 Insufficient Verification of Data Authenticity 43
640 Weak Password Recovery Mechanism for Forgotten Password 31
129 Improper Validation of Array Index 30
306 Missing Authentication for Critical Function 29
347 Improper Verification of Cryptographic Signature 27
327 Use of a Broken or Risky Cryptographic Algorithm 26
191 Integer Underflow (Wrap or Wraparound) 25
427 Uncontrolled Search Path Element 24
346 Origin Validation Error 22
428 Unquoted Search Path or Element 22
693 Protection Mechanism Failure 19
613 Insufficient Session Expiration 18
93 Failure to Sanitize CRLF Sequences ('CRLF Injection') 18
358 Improperly Implemented Security Check for Standard 16
113 Failure to Sanitize CRLF Sequences in HTTP Headers ('HTTP Response Splitting') 12
118 Improper Access of Indexable Resource ('Range Error') 12
754 Improper Check for Unusual or Exceptional Conditions 12
331 Insufficient Entropy 9
Total number of cwe definitions : 668   Page : 1 (This Page)2 3 4 5 6 7 8 9 10 11 12 13 14
The CWE definitions are only provided as a quick reference.They are not complete and may not be up to date!
You must visit for a complete list of CWE entries and for more details.
CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site. OVAL is a registered trademark of The MITRE Corporation and the authoritative source of OVAL content is MITRE's OVAL web site.
Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.