CVE-2014-8155

Description

It was found that GnuTLS did not check activation and expiration dates of CA certificates. This could cause an application using GnuTLS to incorrectly accept a certificate as valid when its issuing CA is already expired.

Statement

This issue did not affect the version of gnutls package as shipped with Red Hat Enterprise Linux 7.

This issue affects the version of gnutls as shipped with Red Hat Enterprise Linux 5. Red Hat Enterprise Linux 5 is now in Extended Life Cycle phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

Common Vulnerability Scoring System (CVSS) Score Details

Info alert:Important note

CVSS scores for open source components depend on vendor-specific factors (e.g. version or build chain). Therefore, Red Hat's score and impact rating can be different from NVD and other vendors. Red Hat remains the authoritative CVE Naming Authority (CNA) source for its products and services (see Red Hat classifications).

CVSS v2 Score Breakdown

Red HatNVDcve.org
Base Score4.34.3N/A
Attack VectorNetworkNetworkN/A
Access ComplexityMediumMediumN/A
AuthenticationNoneNoneN/A
Confidentiality ImpactNoneNoneN/A
Integrity ImpactPartialPartialN/A
Availability ImpactNoneNoneN/A

Vector

Red Hat: AV:N/AC:M/Au:N/C:N/I:P/A:N

NVD: AV:N/AC:M/Au:N/C:N/I:P/A:N

Understanding the Weakness (CWE)

CWE-325

Access Control

Technical Impact: Bypass Protection Mechanism

Confidentiality,Integrity

Technical Impact: Read Application Data; Modify Application Data

Accountability,Non-Repudiation

Technical Impact: Hide Activities

Acknowledgements

This issue was discovered by Marcel Kolaja (Red Hat).

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