NetCat up to 3.12 add.php input validation

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CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.1	$0-$5k	0.00

A vulnerability has been found in NetCat up to 3.12 and classified as critical. Affected by this vulnerability is an unknown function of the file add.php. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Multiple CRLF injection vulnerabilities in AIST NetCat 3.12 and earlier allow remote attackers to have an unknown impact via unspecified vectors involving (1) a %0a sequence in a cookie and (2) the add.php file.

The weakness was released 12/26/2008 (Website). The advisory is shared at milw0rm.com. This vulnerability is known as CVE-2008-5730 since 12/26/2008. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known.

It is possible to download the exploit at securityfocus.com. It is declared as highly functional. By approaching the search of inurl:add.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (47579), Exploit-DB (7560) and SecurityFocus (BID 32992†). Entries connected to this vulnerability are available at VDB-45672, VDB-45660 and VDB-45659. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

NetCat

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/23/2008 🔍
12/26/2008 +3 days 🔍
12/26/2008 +0 days 🔍
12/26/2008 +0 days 🔍
03/17/2015 +2272 days 🔍
11/20/2024 +3536 days 🔍

Sourcesinfo

Advisory: milw0rm.com⛔
Status: Not defined

CVE: CVE-2008-5730 (🔍)
GCVE (CVE): GCVE-0-2008-5730
GCVE (VulDB): GCVE-100-45661
X-Force: 47579 - NetCat add.php CRLF injection
SecurityFocus: 32992 - AIST Netcat 3.1.2 Multiple Input Validation Vulnerabilities

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

Entryinfo

Created: 03/17/2015 04:11 PM
Updated: 11/20/2024 08:14 PM
Changes: 03/17/2015 04:11 PM (49), 10/22/2018 07:17 AM (8), 11/20/2024 08:14 PM (17)
Complete: 🔍
Cache ID: 18:3C9:40