CVE-2021-30355
Amazon Kindle e-reader prior to and including version 5.13.4 improperly manages privileges,...
Amazon Kindle e-reader prior to and including version 5.13.4 improperly manages privileges, allowing the framework user to elevate privileges to root.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Amazon Kindle e-reader prior to and including version 5.13.4 improperly manages privileges, allowing the framework user to elevate privileges to root.
- Record
CVE-2021-30355- CVSS 3.1
- 8.6 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-269
- Updated
- 2026-11-02
CVE List No score
Amazon Kindle e-reader prior to and including version 5.13.4 improperly manages privileges, allowing the framework user to elevate privileges to root.
- Record
CVE-2021-30355- Weakness
- CWE-269
- Updated
- 2026-11-02
EUVDEUVD-2021-17286 No score
Amazon Kindle e-reader prior to and including version 5.13.4 improperly manages privileges, allowing the framework user to elevate privileges to root.
- Record
EUVD-2021-17286- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c9v4-rxrm-vmc5 No score
Amazon Kindle e-reader prior to and including version 5.13.4 improperly manages privileges,...
Amazon Kindle e-reader prior to and including version 5.13.4 improperly manages privileges, allowing the framework user to elevate privileges to root.
- Record
GHSA-c9v4-rxrm-vmc5- Weakness
- CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-30355 is a high vulnerability (CVSS 8.6) in Amazon Kindle Firmware, published September 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.91%, the 94th percentile. No source names a fixed version.