VDB-91000 · CVE-2016-5342 · BID 92693

Linux Kernel 3.x Qualcomm Innovation Center wcnss_wlan.c wcnss_wlan_write Header memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Linux Kernel 3.x. This affects the function wcnss_wlan_write of the file drivers/net/wireless/wcnss/wcnss_wlan.c of the component Qualcomm Innovation Center. Executing a manipulation can lead to memory corruption (Header). This vulnerability is registered as CVE-2016-5342. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel 3.x (Operating System). This vulnerability affects the function wcnss_wlan_write of the file drivers/net/wireless/wcnss/wcnss_wlan.c of the component Qualcomm Innovation Center. The manipulation with an unknown input leads to a memory corruption vulnerability (Header). 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. CVE summarizes:

Heap-based buffer overflow in the wcnss_wlan_write function in drivers/net/wireless/wcnss/wcnss_wlan.c in the wcnss_wlan device driver for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, allows attackers to cause a denial of service or possibly have unspecified other impact by writing to /dev/wcnss_wlan with an unexpected amount of data.

The weakness was published 08/30/2016 (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2016-5342 since 06/09/2016. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/14/2022).

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 92693†). Similar entries are available at VDB-83735, VDB-90675, VDB-90618 and VDB-90676. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Header
Class: Memory corruption / Header
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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: source.codeaurora.org

Timelineinfo

06/09/2016 🔍
08/30/2016 +82 days 🔍
08/30/2016 +0 days 🔍
08/30/2016 +0 days 🔍
09/01/2016 +2 days 🔍
09/14/2022 +2204 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-5342 (🔍)
GCVE (CVE): GCVE-0-2016-5342
GCVE (VulDB): GCVE-100-91000
SecurityFocus: 92693 - Linux Kernel CVE-2016-5342 Local Heap Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 09/01/2016 09:19
Updated: 09/14/2022 14:26
Changes: 09/01/2016 09:19 (50), 04/05/2019 20:53 (16), 09/14/2022 14:26 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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