F-Secure SSH server 6.0 SSH Server information disclosure

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 (≈)
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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.
9.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in F-Secure SSH server 6.0. Impacted is an unknown function of the component SSH Server. The manipulation results in information disclosure. This vulnerability is identified as CVE-2005-2771. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in F-Secure SSH server 6.0 (SSH Server Software). It has been classified as critical. Affected is some unknown functionality of the component SSH Server. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

WRQ Reflection for Secure IT Windows Server 6.0 (formerly known as F-Secure SSH server) processes access and deny lists in a case-sensitive manner, when previous versions were case-insensitive, which might allow remote attackers to bypass intended restrictions and login to accounts that should be denied.

The bug was discovered 09/01/2005. The weakness was released 09/02/2005 as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability is traded as CVE-2005-2771 since 09/02/2005. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 19589 (AttachmateWRQ Reflection for Secure IT Server < 6.0 Build 24 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (22131), Tenable (19589), SecurityFocus (BID 14733†), OSVDB (19267†) and Secunia (SA16649†). Entry connected to this vulnerability is available at VDB-26195. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 19589
Nessus Name: AttachmateWRQ Reflection for Secure IT Server < 6.0 Build 24 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/25/2005 🔍
09/01/2005 +7 days 🔍
09/01/2005 +0 days 🔍
09/02/2005 +1 days 🔍
09/02/2005 +0 days 🔍
09/02/2005 +0 days 🔍
09/02/2005 +0 days 🔍
09/06/2005 +4 days 🔍
10/19/2005 +43 days 🔍
03/11/2015 +3430 days 🔍
07/19/2024 +3418 days 🔍

Sourcesinfo

Vendor: f-secure.com

Advisory: kb.cert.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2005-2771 (🔍)
GCVE (CVE): GCVE-0-2005-2771
GCVE (VulDB): GCVE-100-26196
CERT: 🔍
X-Force: 22131
SecurityFocus: 14733
Secunia: 16649 - WRQ Reflection for Secure IT Windows Server Multiple Security Issues, Less Critical
OSVDB: 19267 - CVE-2005-2771 - WRQ - Reflection for Secure IT Windows Server - Authentication Bypass Issue
SecurityTracker: 1014835
Vulnerability Center: 9422 - F-Secure SSH Access Bypass Due to Case Sensitivity, Critical

See also: 🔍

Entryinfo

Created: 03/11/2015 23:39
Updated: 07/19/2024 18:09
Changes: 03/11/2015 23:39 (72), 06/10/2019 12:38 (5), 07/05/2021 18:43 (4), 07/19/2024 18:09 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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