Improper input validation in Downstairs.dnsalias Home FTP Server
CVE-2009-4051
Home FTP Server 1.10.1.139 allows remote attackers to cause a denial of service (daemon outage) via multiple invalid SITE INDEX commands.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.062 (93.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.062 · newest: 0.062 · change: 0.000
Affected products
- Downstairs.dnsalias Home FTP Server — versions 1.10.1.139
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/37033 (Exploit, vdb-entry)
- www.securityfocus.com/archive/1/507893/100/0/threaded (mailing-list)
- secunia.com/advisories/37381 (Vendor Advisory, third-party-advisory)
- www.vupen.com/english/advisories/2009/3269 (vdb-entry, Vendor Advisory)
Frequently asked questions
- What is CVE-2009-4051?
- CVE-2009-4051 is a vulnerability in Downstairs.dnsalias Home FTP Server, classified under Improper Input Validation. Published 2009-11-23.
- Is CVE-2009-4051 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.