CVE-2023-2685
Unquoted Service Path in ABB AO-OPC
A vulnerability was found in AO-OPC server versions mentioned above. As the directory information for the service entry is not enclosed in quotation marks, potential attackers could possibly call up another application than the AO-OPC server by starting the service. The service might be started with system user privileges which could cause a shift in user access privileges.
It is unlikely to exploit the vulnerability in well maintained Windows installations since the attacker would need write access to system folders.
An update is available that resolves the vulnerability found during an internal review in the product AO-OPC = 3.2.1
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Unquoted Service Path in ABB AO-OPC
A vulnerability was found in AO-OPC server versions mentioned above. As the directory information for the service entry is not enclosed in quotation marks, potential attackers could possibly call up another application than the AO-OPC server by starting the service. The service might be started with system user privileges which could cause a shift in user access privileges.
It is unlikely to exploit the vulnerability in well maintained Windows installations since the attacker would need write access to system folders.
An update is available that resolves the vulnerability found during an internal review in the product AO-OPC = 3.2.1
- Record
CVE-2023-2685- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-428
- Updated
- 2026-11-02
EUVDEUVD-2023-34149
A vulnerability was found in AO-OPC server versions mentioned above. As the directory information for the service entry is not enclosed in quotation marks, potential attackers could possibly call up another application than the AO-OPC server by starting the service. The service might be started with system user privileges which could cause a shift in user access privileges.
It is unlikely to exploit the vulnerability in well maintained Windows installations since the attacker would need write access to system folders.
An update is available that resolves the vulnerability found during an internal review in the product AO-OPC = 3.2.1
- Record
EUVD-2023-34149- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2rjc-3f9w-ghg6
A vulnerability was found in AO-OPC server versions mentioned above. As the directory information...
A vulnerability was found in AO-OPC server versions mentioned above. As the directory information for the service entry is not enclosed in quotation marks, potential attackers could possibly call up another application than the AO-OPC server by starting the service. The service might be started with system user privileges which could cause a shift in user access privileges.
It is unlikely to exploit the vulnerability in well maintained Windows installations since the attacker would need write access to system folders.
An update is available that resolves the vulnerability found during an internal review in the product AO-OPC = 3.2.1
- Record
GHSA-2rjc-3f9w-ghg6- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-428
- Updated
- 2026-11-02
NVD
A vulnerability was found in AO-OPC server versions mentioned above. As the directory information for the service entry is not enclosed in quotation marks, potential attackers could possibly call up another application than the AO-OPC server by starting the service. The service might be started with system user privileges which could cause a shift in user access privileges.
It is unlikely to exploit the vulnerability in well maintained Windows installations since the attacker would need write access to system folders.
An update is available that resolves the vulnerability found during an internal review in the product AO-OPC = 3.2.1
- Record
CVE-2023-2685- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H - CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-428
- 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-2023-2685 is a high vulnerability (CVSS 7.2) in Abb Ao-opc, published July 28, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. No source names a fixed version.