Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2023-44204

An Improper Validation of Syntactic Correctness of Input vulnerability in Routing Protocol Daemon (rpd) Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network based attacker to cause a Denial of Service (DoS).

When a malformed BGP UPDATE packet is received over an established BGP session, the rpd crashes and restarts.

This issue affects both eBGP and iBGP implementations.

This issue affects:

Juniper Networks Junos OS

  • 21.4 versions prior to 21.4R3-S4;
  • 22.1 versions prior to 22.1R3-S3;
  • 22.2 versions prior to 22.2R3-S2;
  • 22.3 versions prior to 22.3R2-S2, 22.3R3;
  • 22.4 versions prior to 22.4R2-S1, 22.4R3;
  • 23.2 versions prior to 23.2R1, 23.2R2;

Juniper Networks Junos OS Evolved

  • 21.4 versions prior to 21.4R3-S5-EVO;
  • 22.1 versions prior to 22.1R3-S3-EVO;
  • 22.2 versions prior to 22.2R3-S3-EVO;
  • 22.3 versions prior to 22.3R2-S2-EVO;
  • 22.4 versions prior to 22.4R3-EVO;
  • 23.2 versions prior to 23.2R2-EVO;
  • Published: Oct 13, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-44204
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.5
  • AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWEs:

Software From Fixed in
juniper / junos 21.4-r1-s1 21.4-r1-s1.x
juniper / junos 21.4-r1 21.4-r1.x
juniper / junos 21.4-r1-s2 21.4-r1-s2.x
juniper / junos 22.1-r1 22.1-r1.x
juniper / junos 21.4-r2 21.4-r2.x
juniper / junos 21.4-r2-s1 21.4-r2-s1.x
juniper / junos 21.4 21.4.x
juniper / junos 22.1-r1-s1 22.1-r1-s1.x
juniper / junos 22.1-r2 22.1-r2.x
juniper / junos 21.4-r3 21.4-r3.x
juniper / junos 22.1-r1-s2 22.1-r1-s2.x
juniper / junos 22.1-r2-s2 22.1-r2-s2.x
juniper / junos 21.4-r2-s2 21.4-r2-s2.x
juniper / junos 22.2-r1 22.2-r1.x
juniper / junos 22.2-r1-s1 22.2-r1-s1.x
juniper / junos 22.3-r1 22.3-r1.x
juniper / junos 22.2-r2 22.2-r2.x
juniper / junos 22.1-r3-s1 22.1-r3-s1.x
juniper / junos 22.3-r2 22.3-r2.x
juniper / junos 22.1-r3 22.1-r3.x
juniper / junos 22.2-r1-s2 22.2-r1-s2.x
juniper / junos 21.4-r3-s1 21.4-r3-s1.x
juniper / junos 22.2-r2-s1 22.2-r2-s1.x
juniper / junos 22.1-r2-s1 22.1-r2-s1.x
juniper / junos 21.4-r3-s2 21.4-r3-s2.x
juniper / junos 22.3-r1-s1 22.3-r1-s1.x
juniper / junos 22.4-r1 22.4-r1.x
juniper / junos 21.4-r3-s3 21.4-r3-s3.x
juniper / junos 22.1-r3-s2 22.1-r3-s2.x
juniper / junos 22.2-r2-s2 22.2-r2-s2.x
juniper / junos 22.2-r3 22.2-r3.x
juniper / junos 22.3-r1-s2 22.3-r1-s2.x
juniper / junos 22.4-r1-s1 22.4-r1-s1.x
juniper / junos 22.4-r1-s2 22.4-r1-s2.x
juniper / junos 22.3-r2-s1 22.3-r2-s1.x
juniper / junos 22.4-r2 22.4-r2.x
juniper / junos 22.2-r3-s1 22.2-r3-s1.x
juniper / junos_os_evolved 21.4-r1 21.4-r1.x
juniper / junos_os_evolved 21.4-r1-s1 21.4-r1-s1.x
juniper / junos_os_evolved 21.4 21.4.x
juniper / junos_os_evolved 22.1-r1 22.1-r1.x
juniper / junos_os_evolved 21.4-r2 21.4-r2.x
juniper / junos_os_evolved 21.4-r2-s1 21.4-r2-s1.x
juniper / junos_os_evolved 21.4-r2-s2 21.4-r2-s2.x
juniper / junos_os_evolved 22.1-r1-s1 22.1-r1-s1.x
juniper / junos_os_evolved 22.1-r1-s2 22.1-r1-s2.x
juniper / junos_os_evolved 21.4-r1-s2 21.4-r1-s2.x
juniper / junos_os_evolved 22.2-r1-s1 22.2-r1-s1.x
juniper / junos_os_evolved 22.2-r1 22.2-r1.x
juniper / junos_os_evolved 22.3-r1 22.3-r1.x
juniper / junos_os_evolved 22.1-r2 22.1-r2.x
juniper / junos_os_evolved 21.4-r3 21.4-r3.x
juniper / junos_os_evolved 22.2-r2 22.2-r2.x
juniper / junos_os_evolved 21.4-r3-s1 21.4-r3-s1.x
juniper / junos_os_evolved 21.4-r3-s2 21.4-r3-s2.x
juniper / junos_os_evolved 21.4-r3-s3 21.4-r3-s3.x
juniper / junos_os_evolved 22.2-r2-s1 22.2-r2-s1.x
juniper / junos_os_evolved 22.1-r2-s1 22.1-r2-s1.x
juniper / junos_os_evolved 22.1-r3 22.1-r3.x
juniper / junos_os_evolved 22.1-r3-s1 22.1-r3-s1.x
juniper / junos_os_evolved 22.1-r3-s2 22.1-r3-s2.x
juniper / junos_os_evolved 22.2-r2-s2 22.2-r2-s2.x
juniper / junos_os_evolved 22.2-r3 22.2-r3.x
juniper / junos_os_evolved 22.3-r1-s1 22.3-r1-s1.x
juniper / junos_os_evolved 22.3-r1-s2 22.3-r1-s2.x
juniper / junos_os_evolved 22.3-r2 22.3-r2.x
juniper / junos_os_evolved 22.4-r1 22.4-r1.x
juniper / junos_os_evolved 22.4-r1-s1 22.4-r1-s1.x
juniper / junos_os_evolved 22.4-r1-s2 22.4-r1-s2.x
juniper / junos_os_evolved 22.4-r2 22.4-r2.x
juniper / junos_os_evolved 22.3-r2-s1 22.3-r2-s1.x
juniper / junos_os_evolved 22.2-r3-s1 22.2-r3-s1.x
juniper / junos_os_evolved 23.2 23.2.x
juniper / junos_os_evolved 23.2-r1 23.2-r1.x
juniper / junos_os_evolved 23.2-r1-s1 23.2-r1-s1.x
juniper / junos_os_evolved 21.4-r3-s4 21.4-r3-s4.x
juniper / junos_os_evolved 22.4-r2-s1 22.4-r2-s1.x
juniper / junos_os_evolved 22.4-r2-s2 22.4-r2-s2.x
juniper / junos_os_evolved 22.2-r3-s2 22.2-r3-s2.x