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CVE-2020-9934

An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 13.6 and...

Basic Information

CVE State
PUBLISHED
Reserved Date
March 02, 2020
Published Date
October 16, 2020
Last Updated
January 29, 2025
Vendor
Apple
Product
iOS, macOS
Description
An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6. A local user may be able to view sensitive user information.

CVSS Scores

CVSS v3.1

5.5 - MEDIUM

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

SSVC Information

Exploitation
active
Technical Impact
partial

Exploit Status

Exploited in the Wild
Yes (added 2022-09-08 00:00:00 UTC) Source
Proof of Concept Available
Yes (added 2020-07-27 22:09:01 UTC) Source

References

https://support.apple.com/HT211289 https://support.apple.com/HT211288

Known Exploited Vulnerability Information

Source Added Date
CISA 2022-09-08 00:00:00 UTC

Potential Proof of Concepts

Warning: These PoCs have not been tested and could contain malware. Use at your own risk.

mattshockl/CVE-2020-9934

Type: github • Created: 2020-07-27 22:09:01 UTC • Stars: 21

CVE-2020–9934 POC