Asset Suite 9: Improper Authentication
CVE-2023-4816 is a high-severity improper authentication vulnerability in Asset Suite 9 from Hitachi Energy, with a CVSS 3.1 base score of 8.8 out of 10. It can be exploited remotely over the network by an attacker with a low-privileged account, without any action from a user. Affected Asset Suite 9 versions: 9.6.3.11.0 through 9.6.3.11.1; 9.6.4. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.61% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of Asset Suite 9 you run against the affected versions below, and install the vendor's latest release.
- Read the advisory on images.go.hitachienergy.com for workarounds and exact fixed builds.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Hitachi Energy | Asset Suite 9 | 9.6.3.11.0 through 9.6.3.11.1; 9.6.4 | Not stated |
| Hitachienergy | Asset Suite | 9.6.3.11.1 and earlier; 9.6.4 | Not stated |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- LowA basic user account is enough.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- HighData or code can be modified at will.
- Availability
- HighThe component can be taken down completely.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. Scored by NVD.
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 3.1 | 6.9 | Medium | CNA (hitachienergy.com) |
| CVSS 3.1 | 8.8 | High | NVD |
Official description
A vulnerability exists in the Equipment Tag Out authentication, when configured with Single Sign-On (SSO) with password validation in T214. This vulnerability can be exploited by an authenticated user per-forming an Equipment Tag Out holder action (Accept, Release, and Clear) for another user and entering an arbitrary password in the holder action confirmation dialog box. Despite entering an arbitrary password in the confirmation box, the system will execute the selected holder action.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
How developers prevent this class of flaw
- Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: no, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Recent Improper Authentication vulnerabilities
- 9.8 Critical severity
- 9.8 Critical severity
- 8.8 High severity
- 8.1 High severity
- 9.8 Critical severity
- 7.5 High severity
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