CVE-2020-0534 Denial of service in Intel(R) CSME
An unauthenticated attacker can cause a denial of service in Intel CSME firmware via network access due to improper input validation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-0534?
CVE-2020-0534 is a high-severity denial of service vulnerability in Intel(R) CSME, published on 15 Jun 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper input validation in the DAL subsystem for Intel(R) CSME versions before 12.0.64, 13.0.32, 14.0.33 and 14.5.12 may allow an unauthenticated user to potentially enable denial of service via network access.
Weakness: CWE-20
Which versions are affected by CVE-2020-0534?
It affects 1 product.
Products include Intel Converged Security Management Engine Firmware.
How do I fix CVE-2020-0534?
No fix has been published for CVE-2020-0534 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2020-0534 being exploited?
There is no known exploitation of CVE-2020-0534 in the wild and no public exploit code.
Other vulnerabilities in Intel(R) CSME
- CVE-2019-0153 Memory corruption in Intel(R) Converged Security & Management Engine (CSME)
- CVE-2019-0169 Memory corruption in Intel(R) TXE
- CVE-2022-36392 Denial of service in Intel(R) AMT and Intel(R) Standard Manageability in Intel (R) CSME
- CVE-2018-3643 Information disclosure in Intel(R) Converged Security and Management Engine (CSME) and Intel(R) Server Platform Services firmware
- CVE-2018-3627 Privilege escalation in Intel Converged Security Management Engine (Intel CSME)
Sources
Also known as GHSA-f5mr-q3v3-v5jc.