Clustered Data ONTAP 9.0 Hostname Verification certificate validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Clustered Data ONTAP 9.0. Affected by this issue is some unknown functionality of the component Hostname Verification. This manipulation causes certificate validation. This vulnerability is tracked as CVE-2019-5506. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Clustered Data ONTAP 9.0. It has been declared as critical. Affected by this vulnerability is an unknown code of the component Hostname Verification. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Clustered Data ONTAP versions 9.0 and higher do not enforce hostname verification under certain circumstances making them susceptible to impersonation via man-in-the-middle attacks.

The weakness was disclosed 10/09/2019 (Website). It is possible to read the advisory at security.netapp.com. This vulnerability is known as CVE-2019-5506 since 01/07/2019. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/07/2019 🔍
10/09/2019 +275 days 🔍
10/10/2019 +1 days 🔍
09/29/2020 +355 days 🔍

Sourcesinfo

Advisory: security.netapp.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-5506 (🔍)
GCVE (CVE): GCVE-0-2019-5506
GCVE (VulDB): GCVE-100-143287

Entryinfo

Created: 10/10/2019 10:56
Updated: 09/29/2020 21:48
Changes: 10/10/2019 10:56 (54), 09/29/2020 21:48 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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