Improper Check or Handling of Exceptional Conditions in Junos OS - CVE-2023-28970
Published: April 13, 2023 / Updated: November 8, 2023
Vulnerability identifier: #VU75109
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-28970
CWE-ID: CWE-703
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to an error in packet processing on the network interfaces of Juniper Networks Junos OS on JRR200 route reflector appliances. A remote attacker can send a specific packet to the device to cause a kernel crash.
Affected software
Junos OS
How to mitigate CVE-2023-28970
Install updates from vendor's website.
Junos OS - addressed in versions 21.2R3-S4, 21.4R3-S3, 22.1R3-S1, 22.2R2-S2, 22.2R3, 22.3R1-S2, 22.3R2, 22.4R1-S1, 22.4R2, 23.1R1