Google Android Scan Request Argument memory corruption

Summaryinfo

A vulnerability described as critical has been identified in Google Android. This vulnerability affects unknown code of the component Scan Request Handler. The manipulation as part of Argument results in memory corruption. This vulnerability was named CVE-2018-11893. The attack needs to be approached locally. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Google Android (Smartphone Operating System) (unknown version). Affected is an unknown code block of the component Scan Request Handler. The manipulation as part of a Argument leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, while processing vendor scan request, when input argument - length of request IEs is greater than maximum can lead to a buffer overflow.

The bug was discovered 09/04/2018. The weakness was presented 09/19/2018 (Website). The advisory is shared for download at source.codeaurora.org. This vulnerability is traded as CVE-2018-11893 since 06/07/2018. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/17/2023). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 15 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem.

See VDB-124252, VDB-124251, VDB-124250 and VDB-124249 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

License

• free

Website

• Vendor: https://www.google.com/

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Entryinfo

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

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