Out-of-bounds Read in Apple Icloud
CVE-2020-11758
An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds read in ImfOptimizedPixelReading.h.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.018 (77.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
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 Linux — versions 9.0, 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1 (Third Party Advisory, Release Notes)
- github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md (Third Party Advisory, Release Notes)
- bugs.chromium.org/p/project-zero/issues/detail (Exploit, Third Party Advisory)
- usn.ubuntu.com/4339-1/ (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.html (vendor-advisory, Mailing List, Third Party Advisory)
- support.apple.com/kb/HT211288 (Third Party Advisory)
- support.apple.com/kb/HT211290 (Third Party Advisory)
- support.apple.com/kb/HT211289 (Third Party Advisory)
- support.apple.com/kb/HT211291 (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-11758?
- CVE-2020-11758 is a medium-severity vulnerability in Apple Icloud, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2020-04-14.
- How severe is CVE-2020-11758?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2020-11758 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.