4.3
MEDIUM
CVE-2014-0016
Stunnel OpenSSL ECDSA/DSA Private Key Disclosure
Description

stunnel before 5.00, when using fork threading, does not properly update the state of the OpenSSL pseudo-random number generator (PRNG), which causes subsequent children with the same process ID to use the same entropy pool and allows remote attackers to obtain private keys for EC (ECDSA) or DSA certificates.

INFO

Published Date :

March 24, 2014, 4:31 p.m.

Last Modified :

Nov. 21, 2024, 2:01 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

8.6
Public PoC/Exploit Available at Github

CVE-2014-0016 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2014-0016 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 Stunnel stunnel
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-2014-0016.

URL Resource
http://www.openwall.com/lists/oss-security/2014/03/05/1 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/65964 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/attachment.cgi?id=870826&action=diff Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1072180 Issue Tracking Third Party Advisory VDB Entry
https://www.stunnel.org/sdf_ChangeLog.html Release Notes Vendor Advisory
http://www.openwall.com/lists/oss-security/2014/03/05/1 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/65964 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/attachment.cgi?id=870826&action=diff Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1072180 Issue Tracking Third Party Advisory VDB Entry
https://www.stunnel.org/sdf_ChangeLog.html Release Notes Vendor Advisory

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).

None

Updated: 2 weeks, 3 days ago
6 stars 0 fork 0 watcher
Born at : Feb. 23, 2023, 5:42 a.m. This repo has been linked 462 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2014-0016 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2014-0016 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://www.openwall.com/lists/oss-security/2014/03/05/1
    Added Reference http://www.securityfocus.com/bid/65964
    Added Reference https://bugzilla.redhat.com/attachment.cgi?id=870826&action=diff
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1072180
    Added Reference https://www.stunnel.org/sdf_ChangeLog.html
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Jan. 26, 2017

    Action Type Old Value New Value
    Changed Reference Type https://www.stunnel.org/sdf_ChangeLog.html Vendor Advisory https://www.stunnel.org/sdf_ChangeLog.html Release Notes, Vendor Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2014/03/05/1 No Types Assigned http://www.openwall.com/lists/oss-security/2014/03/05/1 Third Party Advisory, Mailing List
    Changed Reference Type https://bugzilla.redhat.com/attachment.cgi?id=870826&action=diff No Types Assigned https://bugzilla.redhat.com/attachment.cgi?id=870826&action=diff Patch
    Changed Reference Type http://www.securityfocus.com/bid/65964 No Types Assigned http://www.securityfocus.com/bid/65964 Third Party Advisory, VDB Entry
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1072180 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1072180 Third Party Advisory, VDB Entry, Issue Tracking
    Removed CWE CWE-310
    Added CWE CWE-332
  • CVE Modified by [email protected]

    Jan. 26, 2017

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/65964 [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 24, 2014

    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-2014-0016 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-2014-0016 weaknesses.

Exploit Prediction

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

0.33 }} -0.01%

score

0.70699

percentile

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