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    CVE-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 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.

    Published:Oct 12, 2023
    Last Modified:Nov 21, 2024
    EPS:Oct 12, 2023
    EPSS Score:0.00149
    CVSS Score:7.5

    Affected Products

    Vendor
    Juniper
    Product
    Junos
    Vendor
    Juniper
    Product
    Mx10003
    Vendor
    Juniper
    Product
    Mx10004
    Vendor
    Juniper
    Product
    Mx10008
    Vendor
    Juniper
    Product
    Mx2008
    Vendor
    Juniper
    Product
    Mx2010
    Vendor
    Juniper
    Product
    Mx2020
    Vendor
    Juniper
    Product
    Mx204
    Vendor
    Juniper
    Product
    Mx240
    Vendor
    Juniper
    Product
    Mx304
    Vendor
    Juniper
    Product
    Mx480
    Vendor
    Juniper
    Product
    Mx960
    Vendor
    Juniper Networks
    Product
    Junos Os

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High