CVE-2020-9934
Last modified
CVE-2020-9934 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An issue existed in the handling of environment variables. This issue was addressed with improved validation. CISA has confirmed active exploitation in the wild. EPSS estimates a 3.21% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 13.6 |
| Apple | Iphone Os | < 13.6 |
| Apple | Mac Os X | < 10.15.6 |
References
- https://support.apple.com/HT211288Release Notes, Vendor Advisory
- https://support.apple.com/HT211289Release Notes, Vendor Advisory
- https://support.apple.com/HT211288Release Notes, Vendor Advisory
- https://support.apple.com/HT211289Release Notes, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9934US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2020-9934?
How severe is CVE-2020-9934?
How do I fix CVE-2020-9934?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-9928Multiple memory corruption issues were addressed with improv…7.8
- CVE-2020-9929A memory corruption issue was addressed with improved memory…7.1
- CVE-2020-9930An out-of-bounds read was addressed with improved input vali…7.1
- CVE-2020-9931A denial of service issue was addressed with improved input …7.5
- CVE-2020-9932A memory corruption issue was addressed with improved valida…8.8
- CVE-2020-9933An authorization issue was addressed with improved state man…3.3
- CVE-2020-9935A logic issue was addressed with improved state management. …4.3
- CVE-2020-9936An out-of-bounds write issue was addressed with improved bou…7.8
- CVE-2020-9937An out-of-bounds write issue was addressed with improved bou…7.8
- CVE-2020-9938An out-of-bounds read was addressed with improved input vali…7.8
- CVE-2020-9939This issue was addressed with improved checks. This issue is…6.4
- CVE-2020-9940A buffer overflow issue was addressed with improved memory h…7.8
Are you affected by CVE-2020-9934?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST