Netgear DGN1000/DGN2200 1.1.00.46/v1 setup.cgi memory corruption

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.
9.0	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Netgear DGN1000 and DGN2200 1.1.00.46/v1. This impacts an unknown function of the file setup.cgi. This manipulation of the argument ?next_file=netgear.cfg/todo=syscmd/cmd=cat+/www/.htpasswd/curpath=//currentsetting.htm=1 causes memory corruption. Additionally, an exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Netgear DGN1000 and DGN2200 1.1.00.46/v1 (Wireless LAN Software) and classified as critical. Affected by this vulnerability is some unknown functionality of the file setup.cgi. The manipulation of the argument ?next_file=netgear.cfg/todo=syscmd/cmd=cat+/www/.htpasswd/curpath=//currentsetting.htm=1 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.

The bug was discovered 05/01/2013. The weakness was released 05/31/2013 by Roberto Paleari as not defined mailinglist post (Bugtraq). The advisory is shared at seclists.org. The public release happened without involvement of Netgear. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

A public exploit has been developed by Roberto Paleari and been published immediately after the advisory. It is possible to download the exploit at seclists.org. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 30 days. During that time the estimated underground price was around $25k-$100k.

Upgrading to version 1.1.00.48 or v4 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (25978), OSVDB (93831†) and Secunia (SA53652†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Wireless LAN Software

Vendor

Netgear

Name

Version

License

commercial

Website

Vendor: https://www.netgear.com/

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Roberto Paleari
Download: 🔍
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: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: DGN1000/DGN2200 1.1.00.48/v4

Timelineinfo

05/01/2013 🔍
05/31/2013 +30 days 🔍
05/31/2013 +0 days 🔍
06/05/2013 +5 days 🔍
06/05/2013 +0 days 🔍
06/05/2013 +0 days 🔍
03/20/2019 +2114 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: seclists.org
Researcher: Roberto Paleari
Status: Not defined

GCVE (VulDB): GCVE-100-8941
Secunia: 53652 - NetGear DGN1000 "currentsetting.htm" Security Bypass Vulnerability, Moderately Critical
OSVDB: 93831

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

Entryinfo

Created: 06/05/2013 11:14
Updated: 03/20/2019 13:44
Changes: 06/05/2013 11:14 (56), 03/20/2019 13:44 (2)
Complete: 🔍
Committer:
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.