Kerio Winroute Firewall up to 6.0.8 DNS Cache denial of service

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.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Kerio Winroute Firewall up to 6.0.8. This vulnerability affects unknown code of the component DNS Cache. Performing a manipulation results in denial of service. This vulnerability is reported as CVE-2004-2483. No exploit exists. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability, which was classified as critical, was found in Kerio Winroute Firewall up to 6.0.8 (Firewall Software). This affects an unknown functionality of the component DNS Cache. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on integrity, and availability. The summary by CVE is:

Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries, which allows remote attackers to poison the DNS cache or cause a denial of service (connection loss).

The weakness was disclosed 12/09/2004 by Kerio Technologies and Inc. (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2004-2483 since 08/21/2005. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 6.0.9 eliminates this vulnerability.It is possible to mitigate the weakness by firewalling . The best possible mitigation is suggested to be applying a restrictive firewalling.

The vulnerability is also documented in the databases at X-Force (18410), SecurityFocus (BID 11870†), OSVDB (12293†) and Secunia (SA13374†). The entries VDB-23695, VDB-24828, VDB-24259 and VDB-26629 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Firewall Software

Vendor

• Kerio

Name

• Winroute Firewall

Version

• 6.0.0
• 6.0.1
• 6.0.2
• 6.0.3
• 6.0.4
• 6.0.5
• 6.0.6
• 6.0.7
• 6.0.8

License

• commercial

Website

• Vendor: http://kerio.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: Firewall
Status: 🔍

0-Day Time: 🔍

Upgrade: Winroute Firewall 6.0.9

Timelineinfo

12/09/2004 🔍
12/10/2004 +0 days 🔍
12/10/2004 +0 days 🔍
12/10/2004 +0 days 🔍
12/31/2004 +20 days 🔍
08/21/2005 +233 days 🔍
03/09/2015 +3487 days 🔍
07/19/2017 +863 days 🔍

Sourcesinfo

Vendor: kerio.com

Advisory: securityfocus.com⛔
Researcher: Kerio Technologies, Inc.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2004-2483 (🔍)
GCVE (CVE): GCVE-0-2004-2483
GCVE (VulDB): GCVE-100-23367
X-Force: 18410 - Kerio WinRoute Firewall allows DNS cache poisoning
SecurityFocus: 11870 - Kerio WinRoute Firewall Multiple Unspecified Remote Vulnerabilities
Secunia: 13374 - Kerio WinRoute Firewall Two Vulnerabilities, Moderately Critical
OSVDB: 12293 - Kerio WinRoute Firewall DNS Cache Poisoning Issue

See also: 🔍

Entryinfo

Created: 03/09/2015 16:55
Updated: 07/19/2017 09:51
Changes: 03/09/2015 16:55 (59), 07/19/2017 09:51 (7)
Complete: 🔍
Cache ID: 216:FA7:103

Be aware that VulDB is the high quality source for vulnerability data.

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