Integrated Dell Remote Access Controller 9: Improper Authentication
CVE-2022-24422 is a critical-severity improper authentication vulnerability in Integrated Dell Remote Access Controller 9 from Dell, with a CVSS 3.1 base score of 9.8 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. The record lists version 5.10.10.00 as the first without the flaw, so updating Integrated Dell Remote Access Controller 9 to that release or later removes the exposure. There is no confirmed exploitation so far. EPSS estimates a 58.5% chance of exploitation within 30 days, which is in the top 0.89% of all scored CVEs.
Exploitation in the next 30 days is more likely than not, according to EPSS.
What to do
- Update Integrated Dell Remote Access Controller 9 to 5.10.10.00 or a later version.
- Update Idrac9 to 5.10.10.00 or a later version.
- Read the advisory on dell.com for workarounds and exact fixed builds.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Dell | Integrated Dell Remote Access Controller 9 | before 5.10.10.00 | 5.10.10.00 |
| Dell | Idrac9 | 5.00.00.00 up to, but not including, 5.10.10.00 | 5.10.10.00 |
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
- NoneNo account or login is needed.
- 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:N/UI:N/S:U/C:H/I:H/A:H. Scored by NVD.
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 3.1 | 9.6 | Critical | CNA (emc.com) |
| CVSS 3.1 | 9.8 | Critical | NVD |
| CVSS 2.0 | 10.0 | High | NVD |
Official description
Dell iDRAC9 versions 5.00.00.00 and later but prior to 5.10.10.00, contain an improper authentication vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability to gain access to the VNC Console.
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.
- Record last changed materially (score, affected products, status or references).
References
Other vulnerabilities in Integrated Dell Remote Access Controller 9
- 9.8 Critical severity
Recent Improper Authentication vulnerabilities
- 9.8 Critical severity
- 8.8 High severity
- 7.7 High severity
- 9.8 Critical severity
- 7.5 High severity
- 7.5 High severity
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