CVE-2025-52952 | Juniper Junos OS up to 22.2R3-S0/22.4R1 on MX Connectivity Fault Management out-of-bounds write (JSA100058 / WID-SEC-2025-1519)

A vulnerability was found in Juniper Junos OS up to 22.2R3-S0/22.4R1 on MX. It has been classified as critical. This affects an unknown part of the component Connectivity Fault Management. This manipulation causes out-of-bounds write. This vulnerability appears as CVE-2025-52952. The attacker needs to be present on the local network. There is no available exploit. Upgrading the affected component is recommended.