CVE-2019-0841 · netVigilance record NV22-0184
Microsoft Windows AppX Deployment Service (AppXSVC) Privilege Escalation
past due ransomware
What to do
Apply updates per vendor instructions.
CISA deadline 2022-04-05 · passed 4 years 5 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
A privilege escalation vulnerability exists when Windows AppXSVC improperly handles hard links. An attacker who successfully exploited this vulnerability could run processes in an elevated context.
Who is affected
Microsoft Windows. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-59.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 4 years 5 months ago
Sources
- NVD entry for CVE-2019-0841 nvd.nist.gov/vuln/detail/CVE-2019-0841
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2019-0841