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CVE-2021-44751

MEDIUM
Published 2022-03-25T10:32:11
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CVSS Score

V3.1
4.3
/10
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.289
Higher than 28.9% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
LOW
Integrity
LOW
Availability
LOW

Description

A vulnerability affecting F-Secure SAFE browser 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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

F-Secure

F-Secure SAFE Browser for Android Version 18.5 & below

Affected Versions:

18.5

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-7gxq-69xx-2vr4

Advisory Details

A vulnerability affecting F-Secure SAFE browser 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.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-44751
WEB https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame

Advisory provided by GitHub Security Advisory Database. Published: March 26, 2022, Modified: April 5, 2022

References

https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
Published: 2022-03-25T10:32:11
Last Modified: 2024-08-04T04:32:13.125Z
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