漏洞信息
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Vulnerability Title
sqlparse: TokenList.__init__ materializes O(subtree) value per group, causing CPU DoS before depth/token caps trigger
Vulnerability Description
sqlparse is a non-validating SQL parser module for Python. Prior to 0.6.0, TokenList construction and string conversion in sqlparse/sql.py repeatedly flatten nested token subtrees constructed by group_parenthesis and group_case, causing quadratic CPU consumption through sqlparse.parse(), sqlparse.format(), and sqlparse.split() before depth and token limits terminate processing. This issue is fixed in version 0.6.0.
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Vulnerability Type
算法复杂性
Vulnerability Title
Andi Albrecht sqlparse 资源管理错误漏洞
Vulnerability Description
Andi Albrecht sqlparse是Andi Albrecht个人开发者的一个解析SQL语句的库。 Andi Albrecht sqlparse 0.6.0之前版本存在资源管理错误漏洞,该漏洞源于TokenList构造和字符串转换时反复展平嵌套token子树,可能导致CPU消耗呈二次方增长。
CVSS Information
N/A
Vulnerability Type
N/A