Vulnerability CVE-2021-44751


Published: 2022-03-25

Description:
A vulnerability affecting F-Secure SAFE browser before March 22, 2022 was discovered. A maliciously crafted website attached with USSD code in JavaScript or iFrame can trigger dialer application from F-Secure browser which can be exploited by an attacker to send unwanted USSD messages or perform unwanted calls. In most modern Android OS, dialer application will require user interaction, however, some older Android OS may not need user interaction.

 References:
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
https://www.f-secure.com/en/home/support/security-advisories/cve-2021-44751

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