Vulnerability Monitor

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CVE-2001-1030

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.

Security Impact Summary

CVE-2001-1030 is a security vulnerability that . Impacting 8 products from caldera, from immunix, from mandrakesoft and 5 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2001, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2001-07-18T04:00:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	caldera	openlinux_server	3.1	Yes
Application	immunix	immunix	6.2	Yes
Application	immunix	immunix	7.0	Yes
Application	immunix	immunix	7.0_beta	Yes
Application	mandrakesoft	mandrake_single_network_firewall	7.2	Yes
Application	squid	squid_web_proxy	2.3stable3	Yes
Application	squid	squid_web_proxy	2.3stable4	Yes
Operating System	mandrakesoft	mandrake_linux	7.1	Yes
Operating System	mandrakesoft	mandrake_linux	7.2	Yes
Operating System	mandrakesoft	mandrake_linux	8.0	Yes
Operating System	mandrakesoft	mandrake_linux_corporate_server	1.0.1	Yes
Operating System	redhat	linux	7.0	Yes
Operating System	trustix	secure_linux	1.1	Yes
Operating System	trustix	secure_linux	1.01	Yes
Operating System	trustix	secure_linux	1.2	Yes

References

http://archives.neohapsis.com/archives/bugtraq/2001-07/0362.html Patch, Vendor Advisory ([email protected])
http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-031-01 Patch, Vendor Advisory ([email protected])
http://www.calderasystems.com/support/security/advisories/CSSA-2001-029.0.txt ([email protected])
http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-066.php3 ([email protected])
http://www.redhat.com/support/errata/RHSA-2001-097.html Patch, Vendor Advisory ([email protected])
http://www.securityfocus.com/archive/1/197727 Patch, Vendor Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/6862 ([email protected])
http://archives.neohapsis.com/archives/bugtraq/2001-07/0362.html Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-031-01 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.calderasystems.com/support/security/advisories/CSSA-2001-029.0.txt (af854a3a-2127-422b-91ae-364da2661108)
http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-066.php3 (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2001-097.html Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/197727 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/6862 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For caldera's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.