Improper input validation in Linux Kernel

CVE-2023-4550

Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in OpenText AppBuilder on Windows, Linux allows Probe System Files. An unauthenticated or authenticated user can abuse a page of AppBuilder to read arbitrary files on the server on which it is hosted. This issue affects AppBuilder: from 21.2 before 23.2.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (38.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-4550: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-4550?
CVE-2023-4550 is a high-severity vulnerability in Linux Kernel, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2024-01-29.
How severe is CVE-2023-4550?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-4550 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.