CVE-2004-1135

Ws Ftp Server vulnerability

CVSS

5.0

EPSS

49.6%

EPSS pct

99th

Exploited

No known

Multiple buffer overflows in WS_FTP Server 5.03 2004.10.14 allow remote attackers to cause a denial of service (service crash) via long (1) SITE, (2) XMKD, (3) MKD, and (4) RNFR commands.

Affected vendor

Ipswitch

Affected product

Ws Ftp Server

CVSS vector

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

Published

2005-01-10

Risk analysis

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

Its EPSS score of 49.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it among the most exploited CVEs currently tracked.

Check your external exposure to CVE-2004-1135

Confirm whether Ipswitch Ws Ftp Server is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2004-1135.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2004-1135

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2004-1135 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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