CVE-2021-33586 Information

Description

InspIRCd 3.8.0 through 3.9.x before 3.10.0 allows any user (able to connect to the server) to access recently deallocated memory aka the \malformed PONG\ issue.

CVSS Vector

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

Reference

https://docs.inspircd.org/security/2021-01/ https://github.com/inspircd/inspircd/commit/4350a11c663b0d75f8119743bffb7736d87abd4d https://security.gentoo.org/glsa/202107-22

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

4.3