Red Hat Enterprise Linux Desktop 7 mod_ns risky encryption

CVSS Meta Temp Score
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7.2$0-$5k0.00

A vulnerability was found in Red Hat Enterprise Linux Desktop, Enterprise Linux HPC Node, Enterprise Linux Server and Enterprise Linux Workstation 7 (Operating System). It has been declared as critical. This vulnerability affects an unknown function of the component mod_ns. The manipulation with an unknown input leads to a risky encryption vulnerability. The CWE definition for the vulnerability is CWE-327. The product uses a broken or risky cryptographic algorithm or protocol. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

mod_ns in Red Hat Enterprise Linux Desktop 7, Red Hat Enterprise Linux HPC Node 7, Red Hat Enterprise Linux Server 7, and Red Hat Enterprise Linux Workstation 7 allows remote attackers to force the use of ciphers that were not intended to be enabled.

The bug was discovered 11/03/2016. The weakness was published 06/08/2017 (Website). The advisory is available at lists.fedoraproject.org. This vulnerability was named CVE-2016-3099 since 03/10/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1600 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 91628 (Amazon Linux AMI : mod24_nss (ALAS-2016-714)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169160 (SUSE Enterprise Linux Security Update for apache2-mod_nss (SUSE-SU-2016:2285-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (91628). Similar entry is available at VDB-104934.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Risky encryption
CWE: CWE-327 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 91628
Nessus Name: Amazon Linux AMI : mod24_nss (ALAS-2016-714)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: alas-2016-714
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/10/2016 🔍
06/15/2016 +97 days 🔍
06/16/2016 +1 days 🔍
11/03/2016 +140 days 🔍
06/08/2017 +217 days 🔍
06/08/2017 +0 days 🔍
06/09/2017 +1 days 🔍
12/08/2022 +2008 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: RHSA-2016:2602
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-3099 (🔍)
See also: 🔍

Entryinfo

Created: 06/09/2017 07:57 AM
Updated: 12/08/2022 09:51 AM
Changes: 06/09/2017 07:57 AM (66), 10/15/2019 12:01 PM (9), 12/08/2022 09:51 AM (4)
Complete: 🔍
Cache ID: 18:EFC:40

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