CVE-2019-8838: apple ios and ipados Out-of-bounds Write
CVSS: 9.3v2.0HighModified
Published 27-10-2020Last modified 04-08-2024
Vulnerability summary
CVE-2019-8838 is a high (CVSS 9.3) Out-of-bounds Write vulnerability in apple ios and ipados. EPSS estimates a 1.36% chance of exploitation in the next 30 days, higher than 71.1% of scored vulnerabilities.
CVSS score
9.3/10
010
High · v2.0 (NVD)EPSS score
1.36%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 27-10-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3 and iPadOS 13.3, watchOS 6.1.1, macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra, tvOS 13.3. An application may be able to execute arbitrary code with kernel privileges.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesSingle source
High 9.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
1.36%
Chance of exploitation in the next 30 days
Percentile
71%
Versus all other CVEs
30-day change
0.00 pp
From 1.36% on 18-09-2026
18-09-202618-10-2026
EPSS score1.36%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Apple7 products
- ios and ipados≥ unspecified, < 13.3
- ipados< 13.3
- iphone_os< 13.3
- mac_os_x< 10.15.2
- macos≥ unspecified, < 10.15 | ≥ unspecified, < 6.1 | ≥ unspecified, < 13.3
1 vendor · 7 products