CVE-2005-3409
OpenVPN TCP Denial of Service
Description
OpenVPN 2.x before 2.0.4, when running in TCP mode, allows remote attackers to cause a denial of service (segmentation fault) by forcing the accept function call to return an error status, which leads to a null dereference in an exception handler.
INFO
Published Date :
Nov. 2, 2005, 12:02 a.m.
Last Modified :
April 3, 2025, 1:03 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2005-3409
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] |
Solution
- Update OpenVPN to version 2.0.4 or later.
- Upgrade the OpenVPN package.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2005-3409.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2005-3409 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2005-3409
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2005-3409 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2005-3409 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://openvpn.net/changelog.html Added Reference http://secunia.com/advisories/17376 Added Reference http://secunia.com/advisories/17447 Added Reference http://secunia.com/advisories/17452 Added Reference http://secunia.com/advisories/17480 Added Reference http://www.debian.org/security/2005/dsa-885 Added Reference http://www.gentoo.org/security/en/glsa/glsa-200511-07.xml Added Reference http://www.novell.com/linux/security/advisories/2005_25_sr.html Added Reference http://www.osvdb.org/20416 Added Reference http://www.securityfocus.com/archive/1/415487 Added Reference http://www.securityfocus.com/bid/15270 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CPE Deprecation Remap by [email protected]
May. 12, 2020
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:openvpn:openvpn:2.0.2:*:*:*:*:*:*:* OR *cpe:2.3:a:openvpn:openvpn_access_server:2.0.2:*:*:*:*:*:*:* -
CPE Deprecation Remap by [email protected]
May. 12, 2020
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:openvpn:openvpn:2.0.1:*:*:*:*:*:*:* OR *cpe:2.3:a:openvpn:openvpn_access_server:2.0.1:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 19, 2018
Action Type Old Value New Value Removed Reference http://www.securityfocus.com/archive/1/archive/1/415487 [No Types Assigned] Added Reference http://www.securityfocus.com/archive/1/415487 [No Types Assigned] -
Initial Analysis by [email protected]
Nov. 03, 2005
Action Type Old Value New Value
Vulnerability Scoring Details
Base CVSS Score: 5
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
2.51 }} -0.60%
score
0.83996
percentile