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CVE-2001-1030

20
FAUCET Score

CVE-2001-1030 describes a vulnerability in Squid versions prior to 2.3STABLE5, specifically when operating in HTTP accelerator mode with certain settings. This flaw allows attackers to bypass configured access control lists (ACLs) due to their improper enablement, potentially leading to unauthorized activities like port scanning. Rated with a CVSS score of 7.5 (HIGH), this vulnerability is easily exploitable over the network with low attack complexity, impacting confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
3.1CPE matchmatch criteria
cpe:2.3:a:caldera:openlinux_server:3.1:*:*:*:*:*:*:*
6.2CPE matchmatch criteria
cpe:2.3:a:immunix:immunix:6.2:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:a:immunix:immunix:7.0:*:*:*:*:*:*:*
7.0_betaCPE matchmatch criteria
cpe:2.3:a:immunix:immunix:7.0_beta:*:*:*:*:*:*:*
7.2CPE matchmatch criteria
cpe:2.3:a:mandrakesoft:mandrake_single_network_firewall:7.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.96%
Probability of exploitation in next 30 days
EPSS Percentile
78.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0196 is in the 62nd percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.0
View patch

Vendor Advisories (1)

redhatCVE-2001-1030

security flaw

Jul 18, 2001

References

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