CVE-2024-43093KEV · OVERDUE

Android Framework Privilege Escalation Vulnerability

High · published November 13, 2024

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.3. It is confirmed in active exploitation. It sits in the 53.0th percentile for exploit probability.

695
days past CISA
deadline
CVSS v3.1
7.3
EPSS
1%
Percentile
53.0
In the wild
Confirmed
What it is

⚡ A crafty unicode twist could let attackers sidestep file path filters! This means they might just peek into sensitive directories without needing any extra permissions! 😱 Think of it like a security guard who can’t recognize fake ID cards because they look just similar enough to the real ones — allowing unauthorized guests to enter restricted areas unnoticed. This vulnerability could lead to a local escalation of privileges, allowing an attacker to access sensitive directories they shouldn’t be able to reach. If exploited, it could expose critical information or allow for further malicious actions—all from an unsuspecting user interaction! 🚨

Put simply

Think of it like a security guard who can’t recognize fake ID cards because they look just similar enough to the real ones — allowing unauthorized guests to enter restricted areas unnoticed. In the affected ExternalStorageProvider.java file, incorrect unicode normalization enables potential bypass of a security filter meant to restrict file path access. This flaw can be exploited without any additional execution privileges, meaning attackers could access sensitive data more easily.

What to do

This vulnerability could lead to a local escalation of privileges, allowing an attacker to access sensitive directories they shouldn’t be able to reach. If exploited, it could expose critical information or allow for further malicious actions—all from an unsuspecting user interaction! 🚨 To protect against this vulnerability, ensure you update the application to the fixed version as soon as it's available, and review any permissions related to file access. Encouraging users to be cautious about what they click on can also help mitigate risks until a patch is implemented. 🛡️ You've got this! Stay vigilant, apply updates promptly, and you'll keep your digital fortress secure! 💪✨

The record
Technical detail
CVSS v3.1
7.3 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00709 · 53.0th percentile
Published
2024-11-13T17:25Z
KEV added
2024-11-07 · due 2024-11-28
EPSS history
Timeline
  • 13 NOV 17:25Z
    In shouldHideDocument of ExternalStorageProvider.java, there is a possible bypass of a file path filter designed to prevent access to sensitive directories due…
    cvelistv5
  • 07 NOV 00:00Z
    Added to CISA KEV — remediate by Nov 28
    kev