CVE-2020-24383 Information

Description

An issue was discovered in FNET through 4.6.4. The code for processing resource records in mDNS queries doesn’t check for proper ‘\0’ termination of the resource record name string leading to an out-of-bounds read and potentially causing information leak or Denial-or-Service.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Reference

https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01 https://www.kb.cert.org/vuls/id/815128

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

9.1