CVE-2018-11020 — MEDIUM (4.4)

Vulnerability Description

kernel/omap/drivers/rpmsg/rpmsg_omx.c in the kernel component in Amazon Kindle Fire HD(3rd) Fire OS 4.5.5.3 allows attackers to inject a crafted argument via the argument of an ioctl on device file /dev/rpmsg-omx1 with the command 3221772291, and cause a kernel crash.

CVSS Score

4.4

MEDIUM

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Amazon	Fire Os	4.5.5.3
Amazon	Kindle Fire Hd	3

Related Weaknesses (CWE)

CWE-88

References

https://github.com/datadancer/HIAFuzz/blob/master/CVE-2018-11020.mdExploitThird Party Advisory
https://github.com/datadancer/HIAFuzz/blob/master/CVE-Advisory.mdExploitThird Party Advisory
https://github.com/datadancer/HIAFuzz/blob/master/CVE-2018-11020.mdExploitThird Party Advisory
https://github.com/datadancer/HIAFuzz/blob/master/CVE-Advisory.mdExploitThird Party Advisory

FAQ

What is CVE-2018-11020?

CVE-2018-11020 is a vulnerability with a CVSS score of 4.4 (MEDIUM). kernel/omap/drivers/rpmsg/rpmsg_omx.c in the kernel component in Amazon Kindle Fire HD(3rd) Fire OS 4.5.5.3 allows attackers to inject a crafted argument via the argument of an ioctl on device file /d...

How severe is CVE-2018-11020?

CVE-2018-11020 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-11020?

Check the references section above for vendor advisories and patch information. Affected products include: Amazon Fire Os, Amazon Kindle Fire Hd.