CVE-2015-3693 Memory corruption in n/a
Remote attackers can exploit improper DDR3 refresh rates to trigger row-hammer attacks, leading to privilege escalation or denial of service via memory corruption.
- 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-2015-3693?
CVE-2015-3693 is a critical memory corruption vulnerability in Apple Mac Os X, published on 3 Jul 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Apple Mac EFI before 2015-001, as used in OS X before 10.10.4 and other products, does not properly set refresh rates for DDR3 RAM, which might make it easier for remote attackers to conduct row-hammer attacks, and consequently gain privileges or cause a denial of service (memory corruption), by triggering certain patterns of access to memory locations.
Weakness: CWE-254
Which versions are affected by CVE-2015-3693?
It affects 1 product.
Products include Apple Mac Os X.
How do I fix CVE-2015-3693?
No fix has been published for CVE-2015-3693 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2015-3693 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2015-3693 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Apple Mac Os X
Sources
Also known as GHSA-53qj-236r-q3j5.