Security readout for executives and security teams
Plain-English summary
CVE-2019-19929 affects Malwarebytes AdwCleaner before 8.0.1. If the tool loads a malicious DLL from an untrusted location, code could run with SYSTEM privileges. This matters because a cleanup utility may already be trusted by administrators, increasing the impact of misuse on Windows endpoints.
Executive priority
Treat this as a high-priority hygiene fix where AdwCleaner is used operationally. The impact is serious because SYSTEM execution is possible, but evidence of broad active exploitation is not provided.
Technical view
The issue is an untrusted search path vulnerability in AdwCleaner before 8.0.1. Public descriptions state that malicious DLL loading by the product could lead to arbitrary code execution as SYSTEM. The source bundle does not provide CVSS, CWE, CPE detail, or confirmed exploitation.
Likely exposure
Exposure is likely limited to Windows systems where Malwarebytes AdwCleaner versions before 8.0.1 remain installed or copied as portable tooling.
Exploitation context
CISA KEV is false in the bundle, and no supplied source confirms active exploitation. The main risk is local or adjacent placement of a malicious DLL where vulnerable AdwCleaner will load it.
Researcher notes
The public record is thin: no CVSS vector, CWE mapping, affected CPE, or exploit confirmation is included. Analysis should stay anchored to the stated DLL search path weakness and the fixed version, 8.0.1.
Mitigation direction
- Upgrade AdwCleaner to version 8.0.1 or later.
- Remove old AdwCleaner copies from endpoints, shares, and admin tool repositories.
- Check Malwarebytes guidance before relying on compensating controls.
- Avoid running outdated copies from writable or shared folders.
Validation and detection
- Inventory endpoints and file shares for AdwCleaner binaries.
- Verify discovered copies report version 8.0.1 or later.
- Review software deployment records for outdated packaged copies.
- Check security telemetry for suspicious DLL activity near AdwCleaner execution.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2019-19929 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://forums.malwarebytes.com/topic/254898-release-adwcleaner-801/CVE reference · x_refsource_MISC
- https://www.bleepingcomputer.com/news/software/adwcleaner-801-fixes-dll-hijacking-vulnerability/CVE reference · x_refsource_MISC
- https://borncity.com/win/2019/12/19/adwcleaner-8-0-1-closes-a-dll-hijacking-vulnerability/CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.