CVE-2024-43168

Aug. 12, 2024, 1:41 p.m.

4.8
Medium

Description

A heap-buffer-overflow flaw was found in the cfg_mark_ports function within Unbound's config_file.c, which can lead to memory corruption. This issue could allow an attacker with local access to provide specially crafted input, potentially causing the application to crash or allowing arbitrary code execution. This could result in a denial of service or unauthorized actions on the system.

Product(s) Impacted

Product Versions
Unbound

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-122
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

References

https://access.redhat.com/security/cve/CVE-2024-43168
https://bugzilla.redhat.com/show_bug.cgi?id=2303462
https://github.com/NLnetLabs/unbound/issues/1039
https://github.com/NLnetLabs/unbound/pull/1040/files

Tags

secalert@redhat.com
CWE-122
2024-08-12
CVE-2024-43168

CVSS Score

4.8 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: LOW
  • Scope: UNCHANGED
  • Confidentiality Impact: LOW
  • Integrity Impact: LOW
  • Availability Impact: LOW

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

    View Vector String

Timeline

Published: Aug. 12, 2024, 1:38 p.m.
Last Modified: Aug. 12, 2024, 1:41 p.m.

Status : Undergoing Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

secalert@redhat.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.