CVE-2019-19100
Privilege escalation via B&R Automation Studio upgrade service
A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.4SP, <. 4.6.3SP, < 4.7.2 and < 4.8.1 allow authenticated users to delete arbitrary files via an exposed interface.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Privilege escalation via B&R Automation Studio upgrade service
A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.4SP, <. 4.6.3SP, < 4.7.2 and < 4.8.1 allow authenticated users to delete arbitrary files via an exposed interface.
- Record
CVE-2019-19100- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H - Weakness
- CWE-264
- Updated
- 2026-11-02
EUVDEUVD-2019-8737
A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.4SP, <. 4.6.3SP, < 4.7.2 and < 4.8.1 allow authenticated users to delete arbitrary files via an exposed interface.
- Record
EUVD-2019-8737- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hcfw-8p6f-qf35 No score
A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0...
A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.4SP, <. 4.6.3SP, < 4.7.2 and < 4.8.1 allow authenticated users to delete arbitrary files via an exposed interface.
- Record
GHSA-hcfw-8p6f-qf35- Updated
- 2026-11-02
NVD
A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.4SP, <. 4.6.3SP, < 4.7.2 and < 4.8.1 allow authenticated users to delete arbitrary files via an exposed interface.
- Record
CVE-2019-19100- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H - CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - CVSS 2.0
- 3.6 Low
AV:L/AC:L/Au:N/C:N/I:P/A:P - Weakness
- CWE-264
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-19100 is a high vulnerability (CVSS 7.5) in B&r Automation Studio, published April 29, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 19th percentile. No source names a fixed version.