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I. Basic Information for CVE-2021-20212
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in Privoxy in versions before 3.0.29. Memory leak if multiple filters are executed and the last one is skipped due to a pcre error leading to a system crash.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在移除最后引用时对内存的释放不恰当(内存泄露)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Privoxy 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Privoxy是美国Privoxy团队的一款不进行网页缓存且自带过滤功能的代理服务器。它具有高级过滤功能,可增强隐私,修改网页数据和HTTP标头,控制访问以及删除广告和其他令人讨厌的Internet垃圾。Privoxy具有灵活的配置,可以根据个人需要进行定制。它适用于独立系统和多用户网络。 Privoxy 存在安全漏洞,该漏洞由于执行多个过滤器时内存泄漏。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
-privoxy Privoxy 3.0.29 -
II. Public POCs for CVE-2021-20212
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III. Intelligence Information for CVE-2021-20212
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