Executive Summary

Name CVE-2009-3278 First vendor Publication 2009-09-21
Vendor Cve Last vendor Modification 2018-10-10

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:C/I:N/A:N)
Cvss Base Score 4.9 Attack Range Local
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores


The QNAP TS-239 Pro and TS-639 Pro with firmware 2.1.7 0613, 3.1.0 0627, and 3.1.1 0815 use the rand library function to generate a certain recovery key, which makes it easier for local users to determine this key via a brute-force attack.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3278

CAPEC : Common Attack Pattern Enumeration & Classification

Id Name
CAPEC-59 Session Credential Falsification through Prediction
CAPEC-112 Brute Force
CAPEC-281 Analytic Attacks

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-310 Cryptographic Issues

CPE : Common Platform Enumeration

Hardware 3
Hardware 3

Open Source Vulnerability Database (OSVDB)

Id Description
58347 QNAP rand Library Function Recovery Key Generation Weakness

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/36467
BUGTRAQ http://www.securityfocus.com/archive/1/506607/100/0/threaded
MISC http://www.baseline-security.de/downloads/BSC-Qnap_Crypto_Backdoor-CVE-2009-3...
SECUNIA http://secunia.com/advisories/36793

Alert History

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Date Informations
2021-05-04 12:10:12
  • Multiple Updates
2021-04-22 01:10:38
  • Multiple Updates
2020-05-23 00:24:20
  • Multiple Updates
2018-10-11 00:19:41
  • Multiple Updates
2016-04-26 19:07:38
  • Multiple Updates
2013-05-10 23:57:44
  • Multiple Updates