HOMEVULNERABILITIESCVE-2007-2639
CRITICALPOC

CVE-2007-2639

NVD-CWE-OtherPublished: May 13, 2007· Updated: Jun 16, 2026

10.0
CVSS v3.1

Official Description

Directory traversal vulnerability in TFTPdWin 0.4.2 allows remote attackers to read or modify arbitrary files outside the TFTP root via unspecified vectors.

NVD Source

Technical Analysis

CVE-2007-2639 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-2007-2639. 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 ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors & Products

prosysinfo1 product(s)
tftp server tftpdwin
Source: NVD CPE · 1 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.

All References (10)

Quick Facts

CVE IDCVE-2007-2639
CVSS Score10.0 / 10
SeverityCRITICAL
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedMay 13, 2007

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2007-2639 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.