Google Android Linux Kernel Header input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Google Android. This affects an unknown function of the component Linux Kernel. The manipulation as part of Header leads to input validation. This vulnerability is referenced as CVE-2017-11027. The attack can only be performed from a local environment. No exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (version now known) and classified as critical. This issue affects some unknown processing of the component Linux Kernel. The manipulation as part of a Header leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is 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, while flashing UBI image, size is not validated for being smaller than minimum header size causing unintialized data access vulnerability.

The bug was discovered 11/08/2017. The weakness was published 11/16/2017 (Website). It is possible to read the advisory at source.android.com. The identification of this vulnerability is CVE-2017-11027 since 07/07/2017. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem.

Similar entries are available at VDB-104449, VDB-109492, VDB-109498 and VDB-109499. Be aware that VulDB is the high quality source 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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 🔍

Timelineinfo

07/07/2017 🔍
11/08/2017 +124 days 🔍
11/16/2017 +8 days 🔍
11/16/2017 +0 days 🔍
11/17/2017 +1 days 🔍
12/07/2019 +750 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2017-11027 (🔍)
GCVE (CVE): GCVE-0-2017-11027
GCVE (VulDB): GCVE-100-109535
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 11/17/2017 08:08
Updated: 12/07/2019 15:34
Changes: 11/17/2017 08:08 (61), 12/07/2019 15:34 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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