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CVE-2021-0276

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CVE-2021-0276

Published: Jul 15, 2021

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

A stack-based Buffer Overflow vulnerability in Juniper Networks SBR Carrier with EAP (Extensible Authentication Protocol) authentication configured, allows an attacker sending specific packets causing the radius daemon to crash resulting with a Denial of Service (DoS) or leading to remote code execution (RCE). By continuously sending this specific packets, an attacker can repeatedly crash the radius daemon, causing a sustained Denial of Service (DoS). This issue affects Juniper Networks SBR Carrier: 8.4.1 versions prior to 8.4.1R19; 8.5.0 versions prior to 8.5.0R10; 8.6.0 versions prior to 8.6.0R4.

VendorProductVersions

Juniper Networks

SBR Carrier

affected
8.4.1 - < 8.4.1R19
affected
8.5.0 - < 8.5.0R10
affected
8.6.0 - < 8.6.0R4

Weaknesses (CWE)

CWE-121

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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