CVE-2021-30354
Amazon Kindle e-reader prior to and including version 5.13.4 contains an Integer Overflow that leads to a Heap-Based Buffer Overflow in function CJBig2Image::expand() and results in a memory corruption that leads to code execution when parsing a crafted…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (8.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Amazon Kindle e-reader prior to and including version 5.13.4 contains an Integer Overflow that leads to a Heap-Based Buffer Overflow in function CJBig2Image::expand() and results in a memory corruption that leads to code execution when parsing a crafted PDF book.
- CVSS 3.1
- 8.6 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- EPSS
- 8.40% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-680, CWE-190
- Affected
- amazon/kindle firmware
- Source
- cve@checkpoint.com
References
- https://research.checkpoint.com/2021/i-can-take-over-your-kindle/Exploit, Third Party Advisory
- https://research.checkpoint.com/2021/i-can-take-over-your-kindle/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.