VDB-114643 · CVE-2017-15821 · BID 103254

Google Android Linux Kernel wma_p2p_noa_event_handler memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Android. Affected by this issue is the function wma_p2p_noa_event_handler of the component Linux Kernel. This manipulation causes memory corruption. This vulnerability appears as CVE-2017-15821. The attack requires local access. There is no available exploit. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as critical was found in Google Android (Smartphone Operating System) (the affected version is unknown). Affected by this vulnerability is the function wma_p2p_noa_event_handler of the component Linux Kernel. 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:

In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, in the function wma_p2p_noa_event_handler(), there is no bound check on a value coming from firmware which can potentially lead to a buffer overwrite.

The bug was discovered 03/05/2018. The weakness was presented 03/15/2018 (Website). It is possible to read the advisory at source.android.com. This vulnerability is known as CVE-2017-15821 since 10/24/2017. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103254†). See VDB-114373, VDB-114375, VDB-114638 and VDB-114639 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: source.codeaurora.org

Timelineinfo

10/24/2017 🔍
03/05/2018 +132 days 🔍
03/05/2018 +0 days 🔍
03/15/2018 +10 days 🔍
03/15/2018 +0 days 🔍
03/16/2018 +1 days 🔍
02/22/2023 +1804 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-15821 (🔍)
GCVE (CVE): GCVE-0-2017-15821
GCVE (VulDB): GCVE-100-114643
SecurityFocus: 103254 - Google Android Qualcomm Component Multiple Security Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 03/16/2018 08:11
Updated: 02/22/2023 07:54
Changes: 03/16/2018 08:11 (62), 01/14/2020 08:16 (4), 02/22/2023 07:54 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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