CVE-2023-39402CWE-22

Parameter verification vulnerability in the installd module

Critical · published August 13, 2023

CVSS v3.1
9.1
EPSS
0%
Percentile
40.1
In the wild
Unconfirmed
What it is

🚨 A sneaky parameter verification flaw in the installd module could lead to unauthorized access to sandbox files! 🔥 This vulnerability is like a restaurant that forgets to check the IDs of its patrons; anyone could walk in and access the kitchen, rummaging through recipes and ingredients without any oversight. If exploited, attackers could not only read sensitive files but also write new ones, leading to potential data leaks or even malicious modifications. The consequences could be absolutely devastating for both the system and its users, as unauthorized changes could compromise the integrity of the entire installation.

Put simply

This vulnerability is like a restaurant that forgets to check the IDs of its patrons; anyone could walk in and access the kitchen, rummaging through recipes and ingredients without any oversight. This parameter verification vulnerability allows attackers to bypass authorization checks in the installd module, enabling them to read and write sandbox files without proper permission.

What to do

If exploited, attackers could not only read sensitive files but also write new ones, leading to potential data leaks or even malicious modifications. The consequences could be absolutely devastating for both the system and its users, as unauthorized changes could compromise the integrity of the entire installation. Immediately patch to the latest version of the relevant software to close this vulnerability. Review your parameter validation logic and ensure that proper authorization checks are enforced on all critical operations. Conduct a security audit to identify any other potential weaknesses. You've got this! With these steps, you can ensure your system remains secure and protected. 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00474 · 40.1th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2023-08-13T12:38Z
EPSS history
Timeline
  • 13 AUG 12:38Z
    Parameter verification vulnerability in the installd module
    cvelistv5