Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Algorithmic complexity vulnerability in the regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (memory consumption) via a crafted "complex" regular expression with doubly-nested states.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
PostgreSQL 算法复杂漏洞
Vulnerability Description
PostgreSQL是PostgreSQL开发组所研发的一套自由的对象关系型数据库管理系统。该系统支持大部分SQL标准并且提供了许多其他特性,例如外键、触发器、视图等。 使用在PostgreSQL 8.2.6之前的8.2版本,8.1.11之前的8.1版本,8.0.15之前的8.0版本,7.4.19之前的7.4版本中的TCL 8.4.17之前版本中的正则表达式解析器中存在算法复杂漏洞。通过带有双重嵌套状态特制的‘复杂’正则表达式,远程认证攻击者利用该漏洞导致拒绝服务(内存消耗)。
CVSS Information
N/A
Vulnerability Type
N/A