Integer overflow in Apple Icloud
CVE-2020-11759
An issue was discovered in OpenEXR before 2.4.1. Because of integer overflows in CompositeDeepScanLine::Data::handleDeepFrameBuffer and readSampleCountForLineBlock, an attacker can write to an out-of-bounds pointer.
Vulnerability class: Integer Overflow
EPSS: 0.017 (74.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Apple Icloud
- Apple Ipados
- Apple Iphone_os
- Apple Itunes
- Apple Mac_os_x — versions 10.13.6, 10.14.6
- Apple Tvos
- Apple Watchos
- Openexr
- Canonical Ubuntu_linux — versions 16.04, 18.04, 19.10
- Debian Debian_linux — versions 9.0, 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-11759?
- CVE-2020-11759 is a medium-severity vulnerability in Apple Icloud, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2020-04-14.
- How severe is CVE-2020-11759?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2020-11759 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.