Hubstaff 1.6.13 and 1.6.14 DLL Search Order Hijacking via wow64log Library

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2023-53937
StatePUBLISHED
AssignerVulnCheck
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-12-18 20:15:52 UTC
Updated2026-10-29 21:17:02 UTC
DescriptionHubstaff 1.6.13 and 1.6.14 contain a DLL search order hijacking vulnerability that allows attackers to replace a missing system32 wow64log.dll with a malicious library. Attackers can generate a custom DLL using Metasploit and place it in the system32 directory to obtain a reverse shell during application startup.

Risk And Classification

Primary CVSS: v4.0 8.5 HIGH from [email protected]

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.002240000 probability, percentile 0.130630000 (date 2026-10-29)

Problem Types: CWE-427 | CWE-427 Uncontrolled Search Path Element

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary8.5HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/C...
4.0CNACVSS8.5HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
3.1[email protected]Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Hubstaff Hubstaff 1.6.13 All All All
Application Hubstaff Hubstaff 1.6.14 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Hubstaff Hubstaff affected 1.6.13 Not specified
CNA Hubstaff Hubstaff affected 1.6.14 Not specified

References

ReferenceSourceLinkTags
www.vulncheck.com/advisories/hubstaff-dll-search-order-hijacking-via-wowlog-lib... [email protected] www.vulncheck.com Third Party Advisory
hubstaff.com [email protected] hubstaff.com Product
www.exploit-db.com/exploits/51461 [email protected] www.exploit-db.com Exploit, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Ahsan Azad (en)

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