Vulnerability 49503 - CERT Civis.Net

Vulnerability Name:

CCN-49503

Published:

2009-03-26

Updated:

2009-03-26

Summary:

Squid is vulnerable to a denial of service, caused by an error in the Internet Content Adaptation Protocol (ICAP) implementation. A remote attacker could exploit this vulnerability via a download request from a non-open connection to cause the consumption of all available memory resources.

CVSS v3 Severity:

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Low

CVSS v2 Severity:

4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
3.5 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P/E:U/RL:U/RC:UR)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Consequences:

Denial of Service

References:

Source: CCN
Type: BID-34277
Squid Proxy Cache ICAP Adaptation Denial of Service Vulnerability

Source: CCN
Type: Squid Web site
Squid Web Proxy Cache

Source: CCN
Type: Squid Bugzilla Bug 2619
ICAP adaptation: missing data flow control to client side

Source: XF
Type: UNKNOWN
squid-icap-dos(49503)

Vulnerable Configuration:

Configuration CCN 1:

cpe:/a:squid-cache:squid:3.0:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable1:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable2:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable3:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable4:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.1:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.1.4:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable5:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable6:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable7:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable12:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable11:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable10:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable9:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable8:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.1.0.1:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.1.0.2:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.1.0.3:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.1.0.4:*:*:*:*:*:*:*

OR cpe:/a:squid-cache:squid:3.0.stable13:*:*:*:*:*:*:*

Denotes that component is vulnerable