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CVE-2015-5276

Date: November 17, 2015

The std::random_device class in libstdc++ in the GNU Compiler Collection (aka GCC) before 4.9.4 does not properly handle short reads from blocking sources, which makes it easier for context-dependent attackers to predict the random values via unspecified vectors.

Language: C++

Severity Score

Related Resources (9)

http://www.securitytracker.com/id/1034375
https://nvd.nist.gov/vuln/detail/CVE-2015-5276
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-5276
http://lists.opensuse.org/opensuse-updates/2015-11/msg00054.html
https://bugzilla.redhat.com/show_bug.cgi?id=1262846
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65142
http://lists.opensuse.org/opensuse-updates/2016-04/msg00052.html
https://access.redhat.com/security/cve/CVE-2015-5276
https://www.mend.io/vulnerability-database/CVE-2015-5276

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

CVSS v3.1

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

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