Amazon Fire OS prior 2016-01-15 havok.c havok_write Long String memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.2 | $0-$5k | 0.00 |
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.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.5VulDB 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: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Fire OS 2016-01-15
Timeline
09/18/2015 🔍01/05/2016 🔍
04/09/2017 🔍
04/10/2017 🔍
04/10/2017 🔍
08/27/2020 🔍
Sources
Advisory: marcograss.github.ioStatus: Not defined
CVE: CVE-2015-7292 (🔍)
OSVDB: - CVE-2015-7292 - Amazon - Fire OS - Buffer Overflow Issue
Entry
Created: 04/10/2017 09:49Updated: 08/27/2020 21:17
Changes: 04/10/2017 09:49 (59), 08/27/2020 21:17 (2)
Complete: 🔍
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