Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2014-0016

4.3 · MEDIUM

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…

Published Mar 24, 2014stunnelCWE-332EPSS 2.15%

Overview

CVE-2014-0016 is a medium-severity vulnerability affecting stunnel stunnel. It was published on March 24, 2014 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from stunnel. Update stunnel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
stunnelstunnel0Affected

References

Refwww.openwall.com/lists/oss-security/2014/03/05/1Refwww.securityfocus.com/bid/65964Refbugzilla.redhat.com/attachment.cgi?id=870826&action=diffRefbugzilla.redhat.com/show_bug.cgi?id=1072180Refwww.stunnel.org/sdf_ChangeLog.htmlRefwww.openwall.com/lists/oss-security/2014/03/05/1Refwww.securityfocus.com/bid/65964Refbugzilla.redhat.com/attachment.cgi?id=870826&action=diffRefbugzilla.redhat.com/show_bug.cgi?id=1072180Refwww.stunnel.org/sdf_ChangeLog.html

How CyberStrike helps

Frequently asked questions

What is CVE-2014-0016?

CVE-2014-0016 is a medium-severity vulnerability affecting stunnel stunnel. It was published on March 24, 2014 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2014-0016?

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2014-0016?

Check the references section for vendor advisories and patches from stunnel. Update stunnel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2014-0016?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-0016 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

Related MEDIUM CVEs from 2014

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999