Google Android smsdata.cpp 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 was found in Google Android. It has been classified as critical. This affects the function BroadcastSmsConfigsRequestData::encode of the file smsdata.cpp. Performing a manipulation results in out-of-bounds write. This vulnerability is identified as CVE-2022-42518. The attack is only possible with local access. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as critical has been found in Google Android (Smartphone Operating System) (unknown version). This affects the function BroadcastSmsConfigsRequestData::encode of the file smsdata.cpp. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In BroadcastSmsConfigsRequestData::encode of smsdata.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-242536278References: N/A

The weakness was released 12/16/2022 as A-242536278. The advisory is shared at source.android.com. This vulnerability is uniquely identified as CVE-2022-42518 since 10/07/2022. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/17/2025). 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.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

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

AVACAuCIA
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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 🔍
04/17/2025 +853 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-242536278
Status: Confirmed

CVE: CVE-2022-42518 (🔍)
GCVE (CVE): GCVE-0-2022-42518
GCVE (VulDB): GCVE-100-216081
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 12/16/2022 21:33
Updated: 04/17/2025 22:59
Changes: 12/16/2022 21:33 (42), 01/14/2023 09:30 (11), 04/17/2025 22:59 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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