What’s Vulnerable › Vulnerabilities

CVE-2022-40297

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-09-09 · updated 2026-06-17
• Weakness: CWE-269

Description

UBports Ubuntu Touch 16.04 allows the screen-unlock passcode to be used for a privileged shell via Sudo. This passcode is only four digits, far below typical length/complexity for a user account's password. NOTE: a third party states "The described attack cannot be executed as demonstrated.

Affected products

• UBports Ubuntu Touch: 16.04

References

• https://github.com/filipkarc/PoC-ubuntutouch-pin-privesc
• https://github.com/filipkarc/PoC-ubuntutouch-pin-privesc

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