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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 1.96% probability · 80th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- caldera/openlinux server · immunix/immunix · mandrakesoft/mandrake single network firewall · squid/squid web proxy · mandrakesoft/mandrake linux · mandrakesoft/mandrake linux corporate server · redhat/linux · trustix/secure linux
- Source
- cve@mitre.org
EPSS 2.0% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://archives.neohapsis.com/archives/bugtraq/2001-07/0362.htmlPatch, Vendor Advisory
- http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-031-01Patch, Vendor Advisory
- 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.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/archive/1/197727Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6862
- http://archives.neohapsis.com/archives/bugtraq/2001-07/0362.htmlPatch, Vendor Advisory
- http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-031-01Patch, Vendor Advisory
- 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.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/archive/1/197727Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6862
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.