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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2022-22207

Junos OS: MX Series with MPC11: In a GNF / node slicing scenario gathering AF interface statistics can lead to a kernel crash

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Status
Published
Published
Updated
Assigning organization
juniper

Description

A Use After Free vulnerability in the Advanced Forwarding Toolkit (AFT) manager process (aftmand) of Juniper Networks Junos OS allows an unauthenticated networked attacker to cause a kernel crash due to intensive polling of Abstracted Fabric (AF) interface statistics and thereby a Denial of Service (DoS). Continued gathering of AF interface statistics will create a sustained Denial of Service (DoS) condition. This issue affects Juniper Networks Junos OS on MX Series: 20.1 versions later than 20.1R1; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S4; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R2; 21.2 versions prior to 21.2R2.

Affected products

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

Juniper Networks Junos OS

  • 20.1R1 to < 20.1*affected
  • 20.2 to < 20.2R3-S5affected
  • 20.3 to < 20.3R3-S4affected
  • 20.4 to < 20.4R3affected
  • 21.1 to < 21.1R2affected
  • 21.2 to < 21.2R2affected

References