Security readout for executives and security teams
CVE-2019-0841 lets a low-privileged local Windows user gain elevated privileges because AppX Deployment Service mishandles hard links. It is not a remote entry point, but it can turn a foothold into full system compromise. CISA KEV lists it as known exploited, so old affected Windows systems should be treated as urgent. Exposure is most likely on unpatched Windows 10 1703, 1709, 1803, 1809 and Windows Server 1709, 1803, or 2019 systems, including Core installations. Risk is higher on shared workstations, terminal servers, developer systems, and servers where low-privileged users or attacker-controlled code may execute locally. Prioritize remediation as high. This flaw is not a remote breach by itself, but known exploitation means it can materially worsen intrusions by helping attackers move from limited access to administrative control. Patch or remove affected legacy Windows systems before lower-risk backlog items. Mitigation focus: Apply Microsoft guidance and security updates for CVE-2019-0841 on affected Windows builds.; Prioritize internet-facing support systems, shared hosts, and machines allowing local user execution.; Retire, rebuild, or isolate unsupported affected Windows versions that cannot be updated..
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
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ATT&CK lookup starting points
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CWE-59: Exact CWE lookup
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Open ATT&CK lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2019-0841 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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.
CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0841CVE reference · x_refsource_MISC
- 46683CVE reference · exploit, x_refsource_EXPLOIT-DB
- https://www.zerodayinitiative.com/advisories/ZDI-19-360/CVE reference · x_refsource_MISC
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0841CVE reference · government-resource
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.
Improper Link Resolution Before File Access ('Link Following')
Improper Link Resolution Before File Access ('Link Following') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.