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CVE-2023-36840

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CVE-2023-36840

Published: Jul 14, 2023

Modified: Oct 22, 2024

PUBLISHED

CVSS v3.1

5.5

MEDIUM

Description

A Reachable Assertion vulnerability in Routing Protocol Daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows a locally-based, low-privileged attacker to cause a Denial of Service (DoS). On all Junos OS and Junos OS Evolved, when a specific L2VPN command is run, RPD will crash and restart. Continued execution of this specific command will create a sustained Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS All versions prior to 19.3R3-S10; 20.1 versions prior to 20.1R3-S4; 20.2 versions prior to 20.2R3-S6; 20.3 versions prior to 20.3R3-S6; 20.4 versions prior to 20.4R3-S5; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3-S3; 21.3 versions prior to 21.3R3-S2; 21.4 versions prior to 21.4R3; 22.1 versions prior to 22.1R3; 22.2 versions prior to 22.2R2; 22.3 versions prior to 22.3R2; Juniper Networks Junos OS Evolved All versions prior to 20.4R3-S7-EVO; 21.1 versions prior to 21.1R3-S3-EVO; 21.2 versions prior to 21.2R3-S5-EVO; 21.3 versions prior to 21.3R3-S4-EVO; 21.4 versions prior to 21.4R3-EVO; 22.1 versions prior to 22.1R3-EVO; 22.2 versions prior to 22.2R2-EVO; 22.3 versions prior to 22.3R2-EVO;

VendorProductVersions

Juniper Networks

Junos OS

affected
unspecified - < 19.3R3-S10
affected
20.1 - < 20.1R3-S4
affected
20.2 - < 20.2R3-S6
affected
20.3 - < 20.3R3-S6
affected
20.4 - < 20.4R3-S5

+7 more versions

Juniper Networks

Junos OS Evolved

affected
unspecified - < 20.4R3-S7-EVO
affected
21.1 - < 21.1R3-S3-EVO
affected
21.2 - < 21.2R3-S5-EVO
affected
21.3 - < 21.3R3-S4-EVO
affected
21.4 - < 21.4R3-EVO

+3 more versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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