5.0
MEDIUM
CVE-2005-2643
Tor Ephemeral Diffie-Hellman Key Weakness
Description

Tor 0.1.0.13 and earlier, and experimental versions 0.1.1.4-alpha and earlier, does not reject certain weak keys when using ephemeral Diffie-Hellman (DH) handshakes, which allows malicious Tor servers to obtain the keys that a client uses for other systems in the circuit.

INFO

Published Date :

Aug. 23, 2005, 4 a.m.

Last Modified :

Oct. 18, 2016, 3:29 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2005-2643 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.

ID Vendor Product Action
1 Tor tor
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-2005-2643.

URL Resource
http://archives.seul.org/or/announce/Aug-2005/msg00002.html Vendor Advisory
http://marc.info/?l=bugtraq&m=112448002732443&w=2
http://secunia.com/advisories/16424 Patch Vendor Advisory
http://securitytracker.com/id?1014739

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-2005-2643 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2005-2643 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 [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 18, 2016

    Action Type Old Value New Value
    Removed Reference http://marc.theaimsgroup.com/?l=bugtraq&m=112448002732443&w=2
    Added Reference http://marc.info/?l=bugtraq&m=112448002732443&w=2
  • Initial Analysis by [email protected]

    Aug. 23, 2005

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2005-2643 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-2005-2643 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.35 }} -0.03%

score

0.72240

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability