CVE-2023-44199
published 2023-10-13CVE-2023-44199: An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on MX Series allows a…
high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on MX Series allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS).
On Junos MX Series platforms with Precision Time Protocol (PTP) configured, a prolonged routing protocol churn can lead to an FPC crash and restart.
This issue affects Juniper Networks Junos OS on MX Series:
* All versions prior to 20.4R3-S4;
* 21.1 version 21.1R1 and later versions;
* 21.2 versions prior to 21.2R3-S2;
* 21.3 versions prior to 21.3R3-S5;
* 21.4 versions prior to 21.4R3;
* 22.1 versions prior to 22.1R3;
* 22.2 versions prior to 22.2R1-S1, 22.2R2.
Affected
17 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| juniper | junos | < 20.4 | 20.4 |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos | — | — |
| juniper | junos_os | — | — |
| juniper | mx_series | — | — |
| juniper_networks | junos_os | < 20.4R3-S4 | 20.4R3-S4 |
| juniper_networks | junos_os | >= 21.1R1 < 21.1* | 21.1* |
| juniper_networks | junos_os | >= 21.2 < 21.2R3-S2 | 21.2R3-S2 |
| juniper_networks | junos_os | >= 21.3 < 21.3R3-S5 | 21.3R3-S5 |
| juniper_networks | junos_os | >= 21.4 < 21.4R3 | 21.4R3 |
| juniper_networks | junos_os | >= 22.1 < 22.1R3 | 22.1R3 |
| juniper_networks | junos_os | >= 22.2 < 22.2R1-S1, 22.2R2 | 22.2R1-S1, 22.2R2 |