Description (CNA)
A Missing Release of Resource after Effective Lifetime vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows an unauthenticated networked attacker to cause a Denial of Service (DoS) by sending specific packets over VXLAN which cause heap memory to leak and on exhaustion the PFE to reset. The heap memory utilization can be monitored with the command: user@host> show chassis fpc This issue affects: Juniper Networks Junos OS 19.4 versions prior to 19.4R2-S6, 19.4R3-S6; 20.1 versions prior to 20.1R3-S2; 20.2 versions prior to 20.2R3-S3; 20.3 versions prior to 20.3R3-S1; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R2. This issue does not affect versions of Junos OS prior to 19.4R1.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Juniper Networks / Junos OS | unaffected unspecified before 19.4R1; affected 19.4 before 19.4R2-S6, 19.4R3-S6; affected 20.1 before 20.1R3-S2; affected 20.2 before 20.2R3-S3; affected 20.3 before 20.3R3-S1; affected 20.4 before 20.4R3; affected 21.1 before 21.1R3; affected 21.2 before 21.2R2 |
CWE
CWE-772
References
ADP enrichment
No English description supplied.