Amazon Fire OS prior 2016-01-15 havok.c havok_write Long String memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.2$0-$5k0.00

A vulnerability was found in Amazon Fire OS. It has been declared as critical. Affected by this vulnerability is the function havok_write of the file drivers/staging/havok/havok.c. The manipulation as part of a Long String leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in the havok_write function in drivers/staging/havok/havok.c in Amazon Fire OS before 2016-01-15 allows attackers to cause a denial of service (panic) or possibly have unspecified other impact via a long string to /dev/hv.

The bug was discovered 01/05/2016. The weakness was presented 04/10/2017 (Website). The advisory is shared at marcograss.github.io. This vulnerability is known as CVE-2015-7292 since 09/18/2015. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 460 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2016-01-15 eliminates this vulnerability.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Fire OS 2016-01-15

Timelineinfo

09/18/2015 🔍
01/05/2016 +109 days 🔍
04/09/2017 +460 days 🔍
04/10/2017 +1 days 🔍
04/10/2017 +0 days 🔍
08/27/2020 +1235 days 🔍

Sourcesinfo

Advisory: marcograss.github.io
Status: Not defined

CVE: CVE-2015-7292 (🔍)
OSVDB: - CVE-2015-7292 - Amazon - Fire OS - Buffer Overflow Issue

Entryinfo

Created: 04/10/2017 09:49
Updated: 08/27/2020 21:17
Changes: 04/10/2017 09:49 (59), 08/27/2020 21:17 (2)
Complete: 🔍

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