Google Android embmsdata.cpp EmbmsSessionData::encode out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Google Android and classified as critical. The affected element is the function EmbmsSessionData::encode of the file embmsdata.cpp. This manipulation causes out-of-bounds write. The identification of this vulnerability is CVE-2022-42511. The attack can only be executed locally. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (the affected version unknown). It has been declared as critical. Affected by this vulnerability is the function EmbmsSessionData::encode of the file embmsdata.cpp. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In EmbmsSessionData::encode of embmsdata.cpp, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-241762712References: N/A

The weakness was shared 12/16/2022 as A-241762712. It is possible to read the advisory at source.android.com. This vulnerability is known as CVE-2022-42511 since 10/07/2022. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/18/2025). It is expected to see the exploit prices for this product increasing in the near future.

Applying a patch is able to eliminate this problem.

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Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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: 🔍

Timelineinfo

10/07/2022 🔍
12/16/2022 +70 days 🔍
12/16/2022 +0 days 🔍
04/18/2025 +854 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-241762712
Status: Confirmed

CVE: CVE-2022-42511 (🔍)
GCVE (CVE): GCVE-0-2022-42511
GCVE (VulDB): GCVE-100-216079
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 12/16/2022 21:33
Updated: 04/18/2025 23:55
Changes: 12/16/2022 21:33 (42), 01/14/2023 09:25 (11), 04/18/2025 23:55 (16)
Complete: 🔍
Cache ID: 216::103

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