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Samsung Galaxy Retailer Flaws Can Result in Undesirable App Installations, Code Execution

By Ionut Arghire on January 23, 2023

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Cybersecurity agency NCC Group has shared particulars on two vulnerabilities in Samsung’s Galaxy Retailer that may very well be exploited to put in purposes or execute JavaScript code by launching an online web page.

Another app market, the Galaxy Retailer comes pre-installed on Samsung’s Android gadgets and can be utilized alongside Google Play to obtain and set up software program.

Tracked as CVE-2023-21433, the primary of the vulnerabilities that NCC Group has recognized might permit rogue purposes on a tool to obtain and set up further software program from the Galaxy Retailer, with out the person’s data.

The problem is described as an improper entry management flaw, the place the app retailer contained an exported exercise that failed to securely deal with incoming intents. The bug, NCC explains, solely impacted gadgets working Android 12 and older.

The second vulnerability, CVE-2023-21434, is described as an improper enter validation difficulty that would permit an area attacker to execute JavaScript code by launching an online web page.

“It was discovered {that a} webview inside the Galaxy App Retailer contained a filter which restricted which domains that webview might browse to. Nevertheless, the filter was not correctly configured, which might permit the webview to browse to an attacker-controlled area,” NCC Group explains.

The vulnerability will be exploited by tapping a malicious URL in Chrome or a pre-installed rogue utility, which might bypass present URL filtering.

The cybersecurity agency has revealed proof-of-concept (PoC) code for each these vulnerabilities.

The safety defects have been reported to Samsung in November and December 2022. Each points have been addressed in Galaxy Retailer model 4.5.49.8.

House owners of Samsung gadgets working Android 12 or under are suggested to replace to the most recent model of Galaxy Retailer as quickly as doable.

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