VDB-79917 · CVE-2015-8263 · VU#403568

Netgear WNR1000v3 1.0.2.68 DNS Query Port random values

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Netgear WNR1000v3 1.0.2.68. It has been classified as critical. This affects an unknown part of the component DNS Query Handler. Performing a manipulation results in random values (Port). This vulnerability is reported as CVE-2015-8263. No exploit exists.

Detailsinfo

A vulnerability was found in Netgear WNR1000v3 1.0.2.68 (Wireless LAN Software). It has been classified as critical. This affects an unknown code block of the component DNS Query Handler. The manipulation with an unknown input leads to a random values vulnerability (Port). CWE is classifying the issue as CWE-330. The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

NETGEAR WNR1000v3 devices with firmware 1.0.2.68 use the same source port number for every DNS query, which makes it easier for remote attackers to spoof responses by selecting that number for the destination port.

The weakness was disclosed 12/27/2015 with CERT/CC (Website). The advisory is shared at kb.cert.org. This vulnerability is uniquely identified as CVE-2015-8263 since 11/19/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/11/2024). MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

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 vulnerability database at SecurityFocus (BID 78873†). 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

WNR1000v3

Version

1.0.2.68

License

commercial

Website

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

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Port
Class: Random values / Port
CWE: CWE-330 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

11/19/2015 🔍
12/10/2015 +21 days 🔍
12/26/2015 +16 days 🔍
12/27/2015 +1 days 🔍
12/28/2015 +1 days 🔍
11/11/2024 +3241 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: kb.cert.org
Organization: CERT/CC
Status: Not defined

CVE: CVE-2015-8263 (🔍)
GCVE (CVE): GCVE-0-2015-8263
GCVE (VulDB): GCVE-100-79917
CERT: 🔍
SecurityFocus: 78873 - Netgear G54/N150 WNR1000v3 Router CVE-2015-8263 Security Bypass Vulnerability

Entryinfo

Created: 12/28/2015 14:16
Updated: 11/11/2024 22:20
Changes: 12/28/2015 14:16 (56), 05/24/2018 09:25 (6), 11/11/2024 22:20 (17)
Complete: 🔍
Cache ID: 216::103

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