Vendors have not issued updates yet for a vulnerability just reported by the Squid Project. "Under some conditions Squid may forward the proxy authentication credentails. This can happen if you normally require your users to log in to use the proxy, but allow some sites to be reached without needing to log in.". . . . Vendors have not issued updates yet for a vulnerability just reported by the Squid Project. "Under some conditions Squid may forward the proxy authentication credentails. This can happen if you normally require your users to log in to use the proxy, but allow some sites to be reached without needing to log in." synopsis under some conditions Squid may forward the proxy authentication credentails. This can happen if you normally require your users to log in to use the proxy, but allow some sites to be reached without needing to log in. This patch restricts such forwarding to only your configured cache_peers. If you need to further control the credentials forwarding then upgrading to Squid-2.5 is recommended as the forwarding is controlled per cache_peer in Squid-2.5 and later. versions 2.4.STABLE6 and earlier platforms All reported by Hernan Otero configuration if a mixture of proxy authentication and sites not requiring authentication is used. patch squid-2.4.STABLE6-proxy_auth.patch workaround If you use proxy authentication, make sure to use it on all requests. Do not allow access to some sites without the need to log in. . Identified flaw in Squid enables unsafe transmission of proxy authentication details in specific scenarios.. Insecure Proxy Authentication, Squid Vulnerability, Credential Management. . LinuxSecurity.com Team
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