CVE-2018-3693 Information disclosure in Most Modern Operating Systems
Local attackers can exploit speculative execution flaws to read sensitive memory data via side-channel analysis on affected systems.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-3693?
CVE-2018-3693 is a medium-severity vulnerability in Redhat Enterprise Linux, published on 10 Jul 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a speculative buffer overflow and side-channel analysis.
Which versions are affected by CVE-2018-3693?
It affects 225 products.
Products include Arm Cortex-A, Arm Cortex-R, Fujitsu M12-1 Firmware, Fujitsu M12-2 Firmware, Fujitsu M12-2s Firmware, Intel Atom C and 219 more.
How do I fix CVE-2018-3693?
Apply the vendor's patch.
Is CVE-2018-3693 being exploited?
There is no known exploitation of CVE-2018-3693 in the wild and no public exploit code.
Other vulnerabilities in Redhat Enterprise Linux
Sources
Also known as DEBIAN-CVE-2018-3693, GHSA-v5hg-j44c-8mvh, UBUNTU-CVE-2018-3693.