CVE-2001-1030

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2001-07-18 · updated 2026-06-16

Description

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.

Affected products

Caldera Openlinux Server: 3.1
Immunix: 6.2, 7.0, 7.0_beta
Mandrakesoft Mandrake Linux: 7.1, 7.2, 8.0
Mandrakesoft Mandrake Linux Corporate Server: 1.0.1
Mandrakesoft Mandrake Single Network Firewall: 7.2
RedHat Linux: 7.0
Squid Web Proxy: 2.3stable3, 2.3stable4
Trustix Secure Linux: 1.1, 1.01, 1.2

References

http://archives.neohapsis.com/archives/bugtraq/2001-07/0362.html
http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-031-01
http://www.calderasystems.com/support/security/advisories/CSSA-2001-029.0.txt
http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-066.php3
http://www.redhat.com/support/errata/RHSA-2001-097.html
http://www.securityfocus.com/archive/1/197727
https://exchange.xforce.ibmcloud.com/vulnerabilities/6862
http://archives.neohapsis.com/archives/bugtraq/2001-07/0362.html
http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-031-01
http://www.calderasystems.com/support/security/advisories/CSSA-2001-029.0.txt
http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-066.php3
http://www.redhat.com/support/errata/RHSA-2001-097.html

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