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CVE-2014-0016

Good to know:

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Date: March 23, 2014

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.

Language: C

Severity Score

Related Resources (8)

https://bugzilla.redhat.com/attachment.cgi?id=870826&action=diff
https://nvd.nist.gov/vuln/detail/CVE-2014-0016
https://www.stunnel.org/sdf_ChangeLog.html
http://www.securityfocus.com/bid/65964
http://www.openwall.com/lists/oss-security/2014/03/05/1
https://people.canonical.com/~ubuntu-security/cve/CVE-2014-0016
https://bugzilla.redhat.com/show_bug.cgi?id=1072180
https://www.mend.io/vulnerability-database/CVE-2014-0016

Severity Score

Weakness Type (CWE)

Insufficient Entropy in PRNG

CWE-332

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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