CVE-2020-11765 Memory corruption in n/a
An out-of-bounds read in OpenEXR allows attackers to cause denial of service or disclose sensitive memory contents via crafted files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2020-11765?
CVE-2020-11765 is a medium-severity memory corruption vulnerability in Apple Icloud, published on 14 Apr 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
An issue was discovered in OpenEXR before 2.4.1. There is an off-by-one error in use of the ImfXdr.h read function by DwaCompressor::Classifier::Classifier, leading to an out-of-bounds read.
Which versions are affected by CVE-2020-11765?
It affects 12 products.
Products include Apple Icloud, Apple Ipados, Apple Iphone Os, Apple Itunes, Apple Mac Os X, Apple Tvos and 6 more.
How do I fix CVE-2020-11765?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-11765 being exploited?
There is no known exploitation of CVE-2020-11765 in the wild and no public exploit code.
Other vulnerabilities in Apple Icloud
Sources
Also known as AZL-44829, DEBIAN-CVE-2020-11765, GHSA-rhrf-xrq9-3h4h, UBUNTU-CVE-2020-11765.