CVE Vulnerability

CVE-2021-33586

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.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://docs.inspircd.org/security/2021-01/ Patch Vendor Advisory
https://github.com/inspircd/inspircd/commit/4350a11c663b0d75f8119743bffb7736d87abd4d Patch Third Party Advisory
https://security.gentoo.org/glsa/202107-22 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:inspircd:inspircd:*:*:*:*:*:*:*:*
Information

Published : 2021-05-27 05:15

Updated : 2022-06-03 07:36

NVD link : CVE-2021-33586

Mitre link : CVE-2021-33586

Products Affected
No products.
CWE
CWE-732