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I. Basic Information for CVE-2021-44540
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in Privoxy which was fixed in get_url_spec_param() by freeing memory of compiled pattern spec before bailing.
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 输入验证错误漏洞
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存在输入验证错误漏洞,该漏洞源于“get_url_spec_param”函数中用户提供的输入验证不足。攻击者可利用该漏洞将精心编制的输入传递给应用程序并执行拒绝服务(DoS)攻击。
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 3.0.33 -
II. Public POCs for CVE-2021-44540
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III. Intelligence Information for CVE-2021-44540
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IV. Related Vulnerabilities
V. Comments for CVE-2021-44540

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