Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2009-2622

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
28/07/2009
Last modified:
09/04/2025

Description

Squid 3.0 through 3.0.STABLE16 and 3.1 through 3.1.0.11 allows remote attackers to cause a denial of service via malformed requests including (1) "missing or mismatched protocol identifier," (2) missing or negative status value," (3) "missing version," or (4) "missing or invalid status number," related to (a) HttpMsg.cc and (b) HttpReply.cc.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:squid-cache:squid:3.0:*:pre1:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:pre2:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:pre3:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:pre4:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:pre5:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:pre6:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:pre7:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:stable1:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:stable10:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:stable11:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:stable12:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:stable13:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:stable14:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:stable15:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:3.0:*:stable2:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools