Squid Proxy up to 3.0 String.cci null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Squid Proxy up to 3.0. It has been classified as problematic. This issue affects some unknown processing of the file String.cci. The manipulation leads to null pointer dereference. This vulnerability is listed as CVE-2010-3072. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Squid Proxy up to 3.0 (Firewall Software). It has been rated as problematic. This issue affects an unknown code block of the file String.cci. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

The string-comparison functions in String.cci in Squid 3.x before 3.1.8 and 3.2.x before 3.2.0.2 allow remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request.

The weakness was presented 09/20/2010 by Phil Oester as Bug 630444 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. The identification of this vulnerability is CVE-2010-3072. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 75746 (openSUSE Security Update : squid3 (openSUSE-SU-2010:0727-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119272 (Red Hat Update for Squid (RHSA-2011:0545)).

Upgrading to version 3.1 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 10652.

The vulnerability is also documented in the databases at Tenable (75746), SecurityFocus (BID 42982†) and Vulnerability Center (SBV-27267†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 75746
Nessus Name: openSUSE Security Update : squid3 (openSUSE-SU-2010:0727-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 68093
OpenVAS Name: Debian Security Advisory DSA 2111-1 (squid3)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Proxy 3.1
TippingPoint: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

08/20/2010 🔍
09/03/2010 +14 days 🔍
09/03/2010 +0 days 🔍
09/20/2010 +17 days 🔍
09/20/2010 +0 days 🔍
09/26/2010 +6 days 🔍
06/13/2014 +1356 days 🔍
03/19/2015 +279 days 🔍
01/21/2025 +3596 days 🔍

Sourcesinfo

Vendor: squid-cache.org

Advisory: Bug 630444
Researcher: Phil Oester
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-3072 (🔍)
GCVE (CVE): GCVE-0-2010-3072
GCVE (VulDB): GCVE-100-54773

OVAL: 🔍

SecurityFocus: 42982 - Squid Proxy String Processing NULL Pointer Dereference Denial Of Service Vulnerability
Secunia: 41298
Vulnerability Center: 27267 - Squid 3 before 3.1.8 and 3.2 before 3.2.0.2 String-Comparison Remote DoS via a Crafted Request, High

Entryinfo

Created: 03/19/2015 14:37
Updated: 01/21/2025 07:08
Changes: 03/19/2015 14:37 (65), 03/06/2017 11:02 (10), 09/25/2021 08:42 (5), 09/25/2021 08:45 (1), 01/21/2025 07:08 (18)
Complete: 🔍
Cache ID: 216::103

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