Squid Proxy up to 3.1.0.4 lib/rfc1035.c input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Squid Proxy up to 3.1.0.4. The affected element is an unknown function in the library lib/rfc1035.c. Such manipulation leads to input validation. This vulnerability is listed as CVE-2010-0308. There is no available exploit.

Detailsinfo

A vulnerability was found in Squid Proxy up to 3.1.0.4 (Firewall Software) and classified as problematic. Affected by this issue is an unknown code block in the library lib/rfc1035.c. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. CVE summarizes:

lib/rfc1035.c in Squid 2.x, 3.0 through 3.0.STABLE22, and 3.1 through 3.1.0.15 allows remote attackers to cause a denial of service (assertion failure) via a crafted DNS packet that only contains a header.

The weakness was presented 02/01/2010 by Fabian Yamaguchi (Website). The advisory is shared for download at squid-cache.org. This vulnerability is handled as CVE-2010-0308 since 01/12/2010. The exploitation is known to be easy. The attack may be launched remotely. The requirement for exploitation is a simple authentication. There are known technical details, but no exploit is available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 44402 (Mandriva Linux Security Advisory : squid (MDVSA-2010:033)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165236 (SUSE Security Update for Multiple Packages (SUSE-SR:2010:007)).

A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (56001), Tenable (44402), SecurityFocus (BID 37522†), OSVDB (62044†) and Secunia (SA38451†). See VDB-47258, VDB-52078, VDB-51975 and VDB-51369 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 44402
Nessus Name: Mandriva Linux Security Advisory : squid (MDVSA-2010:033)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 100413
OpenVAS Name: BigAnt IM Server USV Request Buffer Overflow Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/29/2009 🔍
01/12/2010 +14 days 🔍
01/16/2010 +4 days 🔍
02/01/2010 +16 days 🔍
02/01/2010 +0 days 🔍
02/01/2010 +0 days 🔍
02/02/2010 +0 days 🔍
02/03/2010 +1 days 🔍
02/05/2010 +2 days 🔍
02/07/2010 +2 days 🔍
02/07/2010 +0 days 🔍
03/18/2015 +1865 days 🔍
09/01/2021 +2359 days 🔍

Sourcesinfo

Vendor: squid-cache.org

Advisory: squid-cache.org
Researcher: Fabian Yamaguchi
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-0308 (🔍)
GCVE (CVE): GCVE-0-2010-0308
GCVE (VulDB): GCVE-100-51728

OVAL: 🔍

X-Force: 56001
SecurityFocus: 37522 - Squid Header-Only Packets Remote Denial of Service Vulnerability
Secunia: 38451 - Squid DNS Packet Processing Denial of Service Vulnerability, Less Critical
OSVDB: 62044 - Squid lib/rfc1035.c Header-only DNS Packet Handling Remote DoS
SecurityTracker: 1023520 - Squid Processing of Header-Only DNS Messages Lets Remote Users Deny Service
Vulnerability Center: 24764 - Squid Web Proxy Cache Remote DoS Vulnerability via a Crafted DNS Packet, High
Vupen: ADV-2010-0260

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 09/01/2021 02:32
Changes: 03/18/2015 15:15 (70), 08/24/2017 09:09 (18), 09/01/2021 02:32 (3)
Complete: 🔍
Cache ID: 216:3C0:103

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