osquery up to 3.2.6 Code Signing 7pk security

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in osquery up to 3.2.6. This impacts an unknown function of the component Code Signing Handler. This manipulation causes 7pk security. The identification of this vulnerability is CVE-2018-6336. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in osquery up to 3.2.6 (Survey Software). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Code Signing Handler. The manipulation with an unknown input leads to a 7pk security vulnerability. The CWE definition for the vulnerability is CWE-254. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in osquery. A maliciously crafted Universal/fat binary can evade third-party code signing checks. By not completing full inspection of the Universal/fat binary, the user of the third-party tool will believe that the code is signed by Apple, but the malicious unsigned code will execute. This issue affects osquery prior to v3.2.7

The bug was discovered 06/12/2018. The weakness was shared 12/31/2018 (Website). It is possible to read the advisory at okta.com. This vulnerability is known as CVE-2018-6336 since 01/26/2018. 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 T1211 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 110643 (Facebook OSQuery Code Signing Bypass (macOS)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l.

Upgrading to version 3.2.7 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (110643). The entries VDB-119494, VDB-119495, VDB-119496 and VDB-119497 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 7.8
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: 7pk security
CWE: CWE-254
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 110643
Nessus Name: Facebook OSQuery Code Signing Bypass (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: osquery 3.2.7

Timelineinfo

01/26/2018 🔍
06/11/2018 +136 days 🔍
06/12/2018 +1 days 🔍
06/22/2018 +10 days 🔍
12/31/2018 +192 days 🔍
12/31/2018 +0 days 🔍
01/01/2019 +1 days 🔍
05/06/2025 +2317 days 🔍

Sourcesinfo

Advisory: okta.com
Status: Confirmed

CVE: CVE-2018-6336 (🔍)
GCVE (CVE): GCVE-0-2018-6336
GCVE (VulDB): GCVE-100-128599
See also: 🔍

Entryinfo

Created: 01/01/2019 12:15
Updated: 05/06/2025 21:48
Changes: 01/01/2019 12:15 (66), 04/25/2020 16:23 (1), 05/06/2025 21:48 (19)
Complete: 🔍
Cache ID: 216::103

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

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