HOMEVULNERABILITIESCVE-2008-3734
CRITICALPOC

CVE-2008-3734

CWE-134Published: August 20, 2008· Updated: Jun 16, 2026

9.3
CVSS v3.1

Official Description

Format string vulnerability in Ipswitch WS_FTP Home 2007.0.0.2 and WS_FTP Professional 2007.1.0.0 allows remote FTP servers to cause a denial of service (application crash) or possibly execute arbitrary code via format string specifiers in a connection greeting (response).

NVD Source

Technical Analysis

CVE-2008-3734 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2008-3734. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected Vendors & Products

ipswitch2 product(s)
ws ftp homews ftp pro
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (14)

Quick Facts

CVE IDCVE-2008-3734
CVSS Score9.3 / 10
SeverityCRITICAL
WeaknessCWE-134
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedAug 20, 2008

Related CVEs (CWE-134)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2008-3734 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.