Squid Proxy up to 2.4.STABLE5 FTP Proxy privileges management

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Squid Proxy up to 2.4.STABLE5. The impacted element is an unknown function of the component FTP Proxy. Such manipulation leads to privileges management. This vulnerability is documented as CVE-2002-0714. There is not any exploit available. Restrictive firewalling should be applied.

Detailsinfo

A vulnerability was found in Squid Proxy up to 2.4.STABLE5 (Firewall Software). It has been rated as critical. Affected by this issue is an unknown part of the component FTP Proxy. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

FTP proxy in Squid before 2.4.STABLE6 does not compare the IP addresses of control and data connections with the FTP server, which allows remote attackers to bypass firewall rules or spoof FTP server responses.

The weakness was released 07/03/2002 by Olaf Kirch (Website). The advisory is shared for download at squid-cache.org. This vulnerability is handled as CVE-2002-0714. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 13947 (Mandrake Linux Security Advisory : squid (MDKSA-2002:044)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 62045 (Red Hat Squid FTP Directory Parsing Buffer Overflow Vulnerability).

Addressing this vulnerability is possible by firewalling . A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (9479), Tenable (13947), SecurityFocus (BID 5158†), OSVDB (5924†) and Vulnerability Center (SBV-3106†). Entries connected to this vulnerability are available at VDB-17966, VDB-17968, VDB-18475 and VDB-18477. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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: Privileges management
CWE: CWE-269 / CWE-266
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: 13947
Nessus Name: Mandrake Linux Security Advisory : squid (MDKSA-2002:044)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

07/03/2002 🔍
07/03/2002 +0 days 🔍
07/03/2002 +0 days 🔍
07/17/2002 +14 days 🔍
07/26/2002 +9 days 🔍
12/08/2003 +500 days 🔍
05/06/2004 +150 days 🔍
07/31/2004 +85 days 🔍
07/22/2014 +3643 days 🔍
11/23/2018 +1585 days 🔍

Sourcesinfo

Vendor: squid-cache.org

Advisory: squid-cache.org
Researcher: Olaf Kirch
Status: Not defined
Confirmation: 🔍

CVE: CVE-2002-0714 (🔍)
GCVE (CVE): GCVE-0-2002-0714
GCVE (VulDB): GCVE-100-18476
X-Force: 9479
SecurityFocus: 5158 - Squid FTP Proxy Data Channel Vulnerabilities
OSVDB: 5924 - Squid Proxy FTP Channel Injection
Vulnerability Center: 3106 - Squid <=2.4.STABLE6 FTP Proxy Allows Firewall Rules Bypassing and FTP Server Responses Spoofing, High

See also: 🔍

Entryinfo

Created: 07/22/2014 20:21
Updated: 11/23/2018 10:48
Changes: 07/22/2014 20:21 (71), 11/23/2018 10:48 (5)
Complete: 🔍
Cache ID: 216::103

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