Cylance CylancePROTECT prior 1470 Update Process log link following

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Cylance CylancePROTECT and classified as problematic. This vulnerability affects unknown code of the file %PROGRAMFILES%\Cylance\Desktop\log of the component Update Process. Performing a manipulation results in link following. This vulnerability is identified as CVE-2018-10722. The attack is only possible with local access. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in Cylance CylancePROTECT. This affects an unknown part of the file %PROGRAMFILES%\Cylance\Desktop\log of the component Update Process. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In Cylance CylancePROTECT before 1470, an unprivileged local user can obtain SYSTEM privileges because users have Modify access to the %PROGRAMFILES%\Cylance\Desktop\log folder, the CyUpdate process grants users Modify access to new files created in this folder, and a new file can be a symlink chain to a pathname of an arbitrary DLL that CyUpdate uses.

The bug was discovered 05/01/2018. The weakness was released 05/04/2018 (Website). It is possible to read the advisory at atredis.com. This vulnerability is uniquely identified as CVE-2018-10722 since 05/03/2018. Attacking locally is a requirement. A authentication is necessary for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1470 eliminates this vulnerability.

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

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Link following
CWE: CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: 🔍

0-Day Time: 🔍

Upgrade: CylancePROTECT 1470

Timelineinfo

05/01/2018 🔍
05/03/2018 +1 days 🔍
05/03/2018 +0 days 🔍
05/04/2018 +1 days 🔍
05/04/2018 +0 days 🔍
02/02/2020 +639 days 🔍

Sourcesinfo

Advisory: atredis.com
Status: Not defined

CVE: CVE-2018-10722 (🔍)
GCVE (CVE): GCVE-0-2018-10722
GCVE (VulDB): GCVE-100-117351

Entryinfo

Created: 05/04/2018 10:26
Updated: 02/02/2020 11:54
Changes: 05/04/2018 10:26 (58), 02/02/2020 11:54 (1)
Complete: 🔍
Cache ID: 216::103

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