CVE-2023-36848

CVSS 3.1 Score 6.5 of 10 (medium)

Details

Published Jul 14, 2023
Updated: Jul 27, 2023
CWE ID 232

Summary

CVE-2023-36848 is an Improper Handling of Undefined Values vulnerability affecting Juniper Networks Junos OS on MX Series routers (excluding MPC10, MPC11, and LC9600). Malformed CFM packets can cause a Denial of Service (DoS) by triggering a FPC crash in the periodic packet management daemon (PPMD). Continuous receipt of these malformed packets leads to a sustained DoS condition. This vulnerability affects various Junos OS versions on MX Series routers, including prior versions of 19.1R3-S10, 19.2R3-S7, 19.3R3-S8, 19.4R3-S12, and several others. Unauthenticated adjacent attackers can exploit this vulnerability to cause a denial of service.

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Affected Products

  • Juniper Junos

Affected Vendors

  • Juniper Networks

Advisories, Assessments, and Mitigations

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