CVE-2021-44463
Emerson DeltaV Uncontrolled Search Path Element
Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege escalation on the DeltaV Distributed Control System Controllers and Workstations (All versions) when some DeltaV services are started.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Emerson DeltaV Uncontrolled Search Path Element
Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege escalation on the DeltaV Distributed Control System Controllers and Workstations (All versions) when some DeltaV services are started.
- Record
CVE-2021-44463- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:H - Weakness
- CWE-427
- Updated
- 2026-11-02
EUVDEUVD-2021-31300
Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege escalation on the DeltaV Distributed Control System Controllers and Workstations (All versions) when some DeltaV services are started.
- Record
EUVD-2021-31300- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-697r-pq44-hpff
Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege...
Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege escalation on the DeltaV Distributed Control System Controllers and Workstations (All versions) when some DeltaV services are started.
- Record
GHSA-697r-pq44-hpff- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-427
- Updated
- 2026-11-02
NVD
Missing DLLs, if replaced by an insider, could allow an attacker to achieve local privilege escalation on the DeltaV Distributed Control System Controllers and Workstations (All versions) when some DeltaV services are started.
- Record
CVE-2021-44463- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:H - CVSS 3.1
- 7.3 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.9 Medium
AV:L/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-427
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-44463 is a high vulnerability (CVSS 8.1) in Emerson Deltav, published January 28, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.26%, the 18th percentile. No source names a fixed version.