CVE-2005-2771

F Secure Ssh Server vulnerability

CVSS

10.0

EPSS

4.8%

EPSS pct

91th

Exploited

No known

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.

Affected vendor

F Secure

Affected product

F Secure Ssh Server

CVSS vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Published

2005-09-02

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 4.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2005-2771

Confirm whether F Secure F Secure Ssh Server is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2005-2771.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2005-2771

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2005-2771 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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