CVE-2019-5631
Rapid7 InsightAppSec Local Privilege Escalation
The Rapid7 InsightAppSec broker suffers from a DLL injection vulnerability in the 'prunsrv.exe' component of the product. If exploited, a local user of the system (who must already be authenticated to the operating system) can elevate their privileges with this vulnerability to the privilege level of InsightAppSec (usually, SYSTEM). This issue affects version 2019.06.24 and prior versions of the product.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Rapid7 InsightAppSec Local Privilege Escalation
The Rapid7 InsightAppSec broker suffers from a DLL injection vulnerability in the 'prunsrv.exe' component of the product. If exploited, a local user of the system (who must already be authenticated to the operating system) can elevate their privileges with this vulnerability to the privilege level of InsightAppSec (usually, SYSTEM). This issue affects version 2019.06.24 and prior versions of the product.
- Record
CVE-2019-5631- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-427
- Updated
- 2026-11-02
EUVDEUVD-2019-15206
The Rapid7 InsightAppSec broker suffers from a DLL injection vulnerability in the 'prunsrv.exe' component of the product. If exploited, a local user of the system (who must already be authenticated to the operating system) can elevate their privileges with this vulnerability to the privilege level of InsightAppSec (usually, SYSTEM). This issue affects version 2019.06.24 and prior versions of the product.
- Record
EUVD-2019-15206- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2rf8-g32v-wxm7
The Rapid7 InsightAppSec broker suffers from a DLL injection vulnerability in the 'prunsrv.exe'...
The Rapid7 InsightAppSec broker suffers from a DLL injection vulnerability in the 'prunsrv.exe' component of the product. If exploited, a local user of the system (who must already be authenticated to the operating system) can elevate their privileges with this vulnerability to the privilege level of InsightAppSec (usually, SYSTEM). This issue affects version 2019.06.24 and prior versions of the product.
- Record
GHSA-2rf8-g32v-wxm7- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-426
- Updated
- 2026-11-02
NVD
The Rapid7 InsightAppSec broker suffers from a DLL injection vulnerability in the 'prunsrv.exe' component of the product. If exploited, a local user of the system (who must already be authenticated to the operating system) can elevate their privileges with this vulnerability to the privilege level of InsightAppSec (usually, SYSTEM). This issue affects version 2019.06.24 and prior versions of the product.
- Record
CVE-2019-5631- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-427, CWE-426
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-5631 is a high vulnerability (CVSS 7.8) in Rapid7 Insightappsec, published August 19, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.06%, the 64th percentile. No source names a fixed version.