Skip to content
CVE PROGRAM SOURCE RECORD8.7 High

CVE-2021-4467

Positive Technologies MaxPatrol 8 & XSpider Remote DoS

Description

Positive Technologies MaxPatrol 8 and XSpider contain a remote denial-of-service vulnerability in the client communication service on TCP port 2002. The service generates a new session identifier for each incoming connection without adequately limiting concurrent requests. An unauthenticated remote attacker can repeatedly issue HTTPS requests to the service, causing excessive allocation of session identifiers. Under load, session identifier collisions may occur, forcing active client sessions to disconnect and resulting in service disruption.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Positive Technologies MaxPatrol 8 (Server)

Default version status: unknown

  • 0 to ≤ 09.2020affected

Positive Technologies XSpider (Server)

Default version status: unknown

  • 0 to ≤ 09.2020affected

References