CVE-2019-1167 json
System.Management.Automation subject to bypass via script debugging
published 7y ago modified 4mo ago also GHSA-5frh-8cmj-gc59 , EUVD-2019-0577
- cvss
- 4.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
A security feature bypass vulnerability exists in Windows Defender Application Control (WDAC) which could allow an attacker to bypass WDAC enforcement, aka 'Windows Defender Application Control Security Feature Bypass Vulnerability'.
Patch / fix
- nuget System.Management.Automation 6.1.5, 6.2.2
Is CVE-2019-1167 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
1.11% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 4.1 | CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 1.9 | AV:L/AC:M/Au:N/C:P/I:N/A:N |
| GitHub | 3.0 | 4.1 | CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| nuget | System.Management.Automation | >=6.2.0, <6.2.2 >=6.1.0, <6.1.5 |
6.2.2 6.1.5 |
Affected products
- Microsoft PowerShell Core
References
Sources
- CVE List CVE-2019-1167
- GitHub Advisory GHSA-5frh-8cmj-gc59
- NVD CVE-2019-1167
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.