PT-2018-10248 · Amazon · Fire Os

Shuaibing Lu · Published 2018-10-16 · Updated 2018-12-03 · CVE-2018-11023

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Fire OS version 4.5.5.3

Description The issue allows attackers to inject a crafted argument via the argument of an ioctl on device /dev/gcioctl with the command 3222560159 and cause a kernel crash.

Recommendations For Fire OS version 4.5.5.3, as a temporary workaround, consider restricting access to the /dev/gcioctl device to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Argument Injection

Weakness Enumeration

CWE-88

Related Identifiers

CVE-2018-11023

Affected Products

Fire Os

References · 3

• 🔥 https://github.com/datadancer/HIAFuzz/blob/master/CVEs.md · Exploit
• https://osv.dev/vulnerability/CVE-2018-11023 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-11023 · Security Note