The MITRE CVE dictionary describes this issue as:
Squid before 2.3STABLE5 in HTTP accelerator mode does not enable access control lists (ACLs) when the httpd_accel_host and http_accel_with_proxy off settings are used, which allows attackers to bypass the ACLs and conduct unauthorized activities such as port scanning.
Red Hat security errata
|Red Hat Linux 7.0||RHSA-2001:097||July 19, 2001|
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