Gearboxcomputers Program Access Controller 1.2.0.0 PACService.exe unquoted search path

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Gearboxcomputers Program Access Controller 1.2.0.0. It has been classified as problematic. Affected by this issue is some unknown functionality of the file PACService.exe. This manipulation causes unquoted search path. This vulnerability is handled as CVE-2020-36987. It is possible to launch the attack on the local host. Additionally, an exploit exists.

Detailsinfo

A vulnerability has been found in Gearboxcomputers Program Access Controller 1.2.0.0 and classified as critical. Affected by this vulnerability is an unknown code block of the file PACService.exe. The manipulation with an unknown input leads to a unquoted search path vulnerability. The CWE definition for the vulnerability is CWE-428. The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Program Access Controller 1.2.0.0 contains an unquoted service path vulnerability in PACService.exe that allows local attackers to execute code with elevated privileges. Attackers can exploit the unquoted path during system startup or reboot to inject and run malicious executables with LocalSystem permissions.

The weakness was released by Mohammed Alshehri as 48966. The advisory is shared at exploit-db.com. This vulnerability is known as CVE-2020-36987 since 01/27/2026. The exploitation appears to be difficult. An attack has to be approached locally. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1574.009 for this issue.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.0
VulDB Temp Score: 6.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Unquoted search path
CWE: CWE-428 / CWE-426
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

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

01/27/2026 CVE reserved
01/28/2026 +1 days Advisory disclosed
01/28/2026 +0 days VulDB entry created
01/28/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: 48966
Researcher: Mohammed Alshehri
Status: Not defined

CVE: CVE-2020-36987 (🔒)
GCVE (CVE): GCVE-0-2020-36987
GCVE (VulDB): GCVE-100-343201
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/28/2026 14:18
Changes: 01/28/2026 14:18 (79)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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