3proxy 0.5.3g Proxy Service memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in 3proxy 0.5.3g. Affected is an unknown function of the component Proxy Service. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2007-2031. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in 3proxy 0.5.3g (Firewall Software). It has been declared as critical. This vulnerability affects some unknown functionality of the component Proxy Service. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in the HTTP proxy service for 3proxy 0.5 to 0.5.3g, and 0.6b-devel before 20070413, might allow remote attackers to execute arbitrary code via crafted transparent requests.

The bug was discovered 04/16/2007. The weakness was presented 04/16/2007 (Website). The advisory is available at 3proxy.ru. This vulnerability was named CVE-2007-2031 since 04/16/2007. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 31094 (3Proxy HTTP Proxy Crafted Transparent Request Remote Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Firewalls, running in the context r and relying on port 3128.

Upgrading to version 0.5 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 5339.

The vulnerability is also documented in the databases at X-Force (33841), Exploit-DB (3821), Tenable (31094), SecurityFocus (BID 23545†) and OSVDB (35237†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 31094
Nessus Name: 3Proxy HTTP Proxy Crafted Transparent Request Remote Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 58223
OpenVAS Name: Gentoo Security Advisory GLSA 200704-17 (3proxy)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: 3proxy 0.5
TippingPoint: 🔍

Timelineinfo

04/16/2007 🔍
04/16/2007 +0 days 🔍
04/16/2007 +0 days 🔍
04/16/2007 +0 days 🔍
04/16/2007 +0 days 🔍
04/17/2007 +1 days 🔍
04/23/2007 +6 days 🔍
05/06/2007 +13 days 🔍
02/14/2008 +284 days 🔍
03/13/2015 +2584 days 🔍
01/05/2025 +3586 days 🔍

Sourcesinfo

Advisory: 3proxy.ru
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-2031 (🔍)
GCVE (CVE): GCVE-0-2007-2031
GCVE (VulDB): GCVE-100-36178
X-Force: 33841
SecurityFocus: 23545 - 3proxy HTTP Proxy Request Buffer Overflow Vulnerability
Secunia: 24961
OSVDB: 35237 - CVE-2007-2031 - 3proxy - Buffer Overflow Issue
Vulnerability Center: 14988 - 3proxy HTTP Proxy Service Buffer Overflow Allows Remote Code Execution, High
Vupen: ADV-2007-1442

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/13/2015 14:56
Updated: 01/05/2025 08:11
Changes: 03/13/2015 14:56 (79), 07/18/2019 16:29 (4), 01/05/2025 08:11 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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