FreeBSD 11.2/11.3/12.0 Reference Counter privilege escalation

A vulnerability, which was classified as critical, has been found in FreeBSD 11.2/11.3/12.0 (Operating System). Affected by this issue is an unknown code block of the component Reference Counter. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-269. Impacted is confidentiality, integrity, and availability.

The weakness was released 07/26/2019. The advisory is shared for download at security.FreeBSD.org. This vulnerability is handled as CVE-2019-5607 since 01/07/2019. The attack needs to be approached locally. The successful exploitation needs a single authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/26/2019).

Applying a patch is able to eliminate this problem.

Entries connected to this vulnerability are available at 138835, 138834, 138833 and 138832.

Type

• Operating System

Name

• FreeBSD

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VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Privilege escalation (CWE-269)
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: Patch
Status: 🔍

0-Day Time: 🔒

01/07/2019 CVE assigned
07/26/2019 +200 days Advisory disclosed
07/26/2019 +0 days VulDB entry created
07/26/2019 +0 days VulDB last updateProduct: freebsd.org

Advisory: security.FreeBSD.org

CVE: CVE-2019-5607 (🔒)
See also: 🔒

Created: 07/26/2019 08:03 AM
Complete: 🔍

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