Red Hat CloudForms 5.8 CA Handler certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Red Hat CloudForms 5.8. Affected by this vulnerability is an unknown functionality of the component CA Handler. This manipulation causes certificate validation. This vulnerability appears as CVE-2017-2639. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Red Hat CloudForms 5.8 (Cloud Software) and classified as critical. Affected by this vulnerability is an unknown functionality of the component CA Handler. 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 bug was discovered 03/06/2017. The weakness was presented 05/31/2017 by Simon Lukasik with Red Hat as RHSA-2017:1367 as confirmed security advisory (Website). The advisory is shared at access.redhat.com. This vulnerability is known as CVE-2017-2639. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 86 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 233295 (RHEL 7 : CFME 5.8.0 (RHSA-2017:1367)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (233295), SecurityFocus (BID 98769†) and SecurityTracker (ID 1038599†). See VDB-101892 for similar entry. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Red Hat, Inc.): 🔍

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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Nessus ID: 233295
Nessus Name: RHEL 7 : CFME 5.8.0 (RHSA-2017:1367)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

12/01/2016 🔍
03/06/2017 +16997 days 🔍
05/31/2017 +86 days 🔍
05/31/2017 +0 days 🔍
05/31/2017 +0 days 🔍
05/31/2017 +0 days 🔍
06/01/2017 +1 days 🔍
07/27/2018 +420 days 🔍
03/24/2025 +2432 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: RHSA-2017:1367
Researcher: Simon Lukasik
Organization: Red Hat
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2639 (🔍)
GCVE (CVE): GCVE-0-2017-2639
GCVE (VulDB): GCVE-100-101893
SecurityFocus: 98769 - Red Hat CloudForms Management Engine CVE-2017-2639 Information Disclosure Vulnerability
SecurityTracker: 1038599

See also: 🔍

Entryinfo

Created: 06/01/2017 23:46
Updated: 03/24/2025 21:36
Changes: 06/01/2017 23:46 (69), 10/13/2019 09:50 (5), 10/04/2020 10:03 (1), 12/26/2020 07:27 (2), 12/07/2022 14:35 (11), 03/24/2025 21:36 (16)
Complete: 🔍
Cache ID: 216::103

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