CVE-2020-8745 Privilege escalation in Intel(R) CSME, Intel(R) TXE
An unauthenticated attacker with physical access can escalate privileges due to insufficient control flow management in Intel CSME and TXE firmware.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-8745?
CVE-2020-8745 is a medium-severity vulnerability in Intel(R) CSME, Intel(R) TXE, published on 12 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Insufficient control flow management in subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5.25 , Intel(R) TXE versions before 3.1.80 and 4.0.30 may allow an unauthenticated user to potentially enable escalation of privilege via physical access.
Which versions are affected by CVE-2020-8745?
It affects 22 products.
Products include Intel Converged Security and Manageability Engine, Intel Trusted Execution Technology, Siemens Simatic Drive Controller Firmware, Siemens Simatic Et200sp 1515sp Pc2 Firmware, Siemens Simatic Field Pg M5 Firmware, Siemens Simatic Field Pg M6 Firmware and 16 more.
How do I fix CVE-2020-8745?
No fix has been published for CVE-2020-8745 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-8745 being exploited?
There is no known exploitation of CVE-2020-8745 in the wild and no public exploit code.
Other vulnerabilities in Intel(R) CSME, Intel(R) TXE
- CVE-2020-12297 Privilege escalation in Intel(R) CSME, Intel TXE
- CVE-2020-12303 Use after free in Intel(R) CSME, Intel(R) TXE
- CVE-2020-24516 Privilege escalation in Intel(R) CSME versions
- CVE-2020-8705 Misconfiguration in Intel(R) Boot Guard, Intel(R) CSME, Intel(R) TXE, Intel(R) SPS
- CVE-2020-8703 Privilege escalation in Intel(R) CSME versions
Sources
Also known as GHSA-wc8w-gx27-xp92.