Out-of-Bounds Read Vulnerability in Xcode by Apple
CVE-2019-8840

8.8HIGH

Key Information:

Vendor

Apple
Status
Xcode
Vendor
CVE Published:
27 October 2020

What is CVE-2019-8840?

An out-of-bounds read vulnerability was found in Xcode, posing risks when compiling code from untrusted sources. If exploited, this vulnerability allows attackers to execute arbitrary code with user privileges, potentially compromising system integrity. Apple has addressed this issue with enhanced bounds checking in Xcode version 11.3 to prevent such exploits.

Affected Version(s)

Xcode < 11.3

References

https://support.apple.com/en-us/HT210796
x_refsource_MISC

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.