VDB-106549 · CVE-2017-14398 · GCVE-0-2017-14398

Razer Synapse 2.20.15.1104 rzpnk.sys memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Razer Synapse 2.20.15.1104. This vulnerability affects unknown code of the file rzpnk.sys. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2017-14398. The attack can only be executed locally. There is no exploit available.

Detailsinfo

A vulnerability was found in Razer Synapse 2.20.15.1104. It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the file rzpnk.sys. The manipulation with an unknown input 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:

rzpnk.sys in Razer Synapse 2.20.15.1104 allows local users to read and write to arbitrary memory locations, and consequently gain privileges, via a methodology involving a handle to \Device\PhysicalMemory, IOCTL 0x22A064, and ZwMapViewOfSection.

The bug was discovered 09/12/2017. The weakness was shared 09/13/2017 (Website). The advisory is shared at twitter.com. This vulnerability is known as CVE-2017-14398 since 09/12/2017. An attack has to be approached locally. A single authentication is required for exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Razer

Name

Synapse

Version

2.20.15.1104

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/12/2017 🔍
09/12/2017 +0 days 🔍
09/13/2017 +1 days 🔍
09/13/2017 +0 days 🔍
09/13/2017 +0 days 🔍
11/15/2019 +793 days 🔍

Sourcesinfo

Advisory: twitter.com
Status: Not defined

CVE: CVE-2017-14398 (🔍)
GCVE (CVE): GCVE-0-2017-14398
GCVE (VulDB): GCVE-100-106549

Entryinfo

Created: 09/13/2017 19:51
Updated: 11/15/2019 17:32
Changes: 09/13/2017 19:51 (50), 11/15/2019 17:32 (7)
Complete: 🔍
Cache ID: 216::103