VDB-76889 · CVE-2015-3960 · BID 75236

MNS up to 4.5.5 on Magnum Certificate cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in MNS up to 4.5.5 on Magnum. Affected is an unknown function of the component Certificate Handler. The manipulation leads to cryptographic issue. This vulnerability is traded as CVE-2015-3960. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MNS up to 4.5.5 on Magnum. This issue affects an unknown functionality of the component Certificate Handler. The manipulation with an unknown input leads to a cryptographic issue vulnerability. Using CWE to declare the problem leads to CWE-310. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The firmware in MNS before 4.5.6 on Belden GarrettCom Magnum 6K and Magnum 10K switches uses hardcoded RSA private keys and certificates across different customers' installations, which makes it easier for remote attackers to defeat cryptographic protection mechanisms for HTTPS sessions by leveraging knowledge of a private key from another installation.

The weakness was shared 08/04/2015 with Qualys (Website). The advisory is shared at ics-cert.us-cert.gov. The identification of this vulnerability is CVE-2015-3960 since 05/12/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600 for this issue.

Upgrading to version 4.5.6 eliminates this vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 75236†) and Vulnerability Center (SBV-55473†). The entries VDB-76887, VDB-76888 and VDB-76890 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

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

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: MNS 4.5.6
McAfee IPS: 🔍
McAfee IPS Version: 🔍

Timelineinfo

05/12/2015 🔍
06/16/2015 +35 days 🔍
06/16/2015 +0 days 🔍
08/03/2015 +48 days 🔍
08/04/2015 +1 days 🔍
08/04/2015 +0 days 🔍
01/04/2016 +153 days 🔍
06/20/2018 +898 days 🔍

Sourcesinfo

Advisory: ics-cert.us-cert.gov
Organization: Qualys
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-3960 (🔍)
GCVE (CVE): GCVE-0-2015-3960
GCVE (VulDB): GCVE-100-76889
SecurityFocus: 75236 - GarrettCom Magnum 6K and 10K Switches Hardcoded Credentials Information Disclosure Vulnerability
Vulnerability Center: 55473 - MNS <4.5.6 on Belden GarrettCom Magnum Remote Privilege Escalation, Medium

See also: 🔍

Entryinfo

Created: 08/04/2015 18:21
Updated: 06/20/2018 08:32
Changes: 08/04/2015 18:21 (51), 06/20/2018 08:32 (13)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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