The vulnerability of proxy servers with advanced web content filtering functions like Privoxy arises from insufficient validation of input data, allowing attackers to trigger service interruptions.

The vulnerability of a proxy server with extended filtering functions for web content, such as Privoxy, is related to insufficient validation of input data in the “processencryptedrequestheaders” function. Exploiting this vulnerability can allow an attacker to cause a service failure...

Privoxy 输入验证错误漏洞

Privoxy is a proxy server from the Privoxy team in the USA that does not cache web pages and comes with its own filtering features. It has advanced filtering features to enhance privacy, modify web data and HTTP headers, control access and remove advertisements and other annoying Internet...

Privoxy -- Multiple vulnerabilities (memory leak, XSS)

Privoxy reports: cgierrornotemplate: Encode the template name to prevent XSS cross-site scripting when Privoxy is configured to servce the user-manual itself. Commit 0e668e9409c. OVE-20211102-0001. CVE-2021-44543. Reported by: Artem Ivanov geturlspecparam: Free memory of compiled pattern spec...