CVE-2021-0262

LOW

Description

Through routine static code analysis of the Juniper Networks Junos OS software codebase, the Secure Development Life Cycle team identified a Use After Free vulnerability in PFE packet processing on the QFX10002-60C switching platform. Exploitation of this vulnerability may allow a logically adjacent attacker to trigger a Denial of Service (DoS). Continued exploitation of this vulnerability will sustain the Denial of Service (DoS) condition. This issue only affects QFX10002-60C devices. No other product or platform is vulnerable to this issue. This issue affects Juniper Networks Junos OS on QFX10002-60C: 19.1 version 19.1R3-S1 and later versions; 19.1 versions prior to 19.1R3-S3; 19.2 version 19.2R2 and later versions; 19.2 versions prior to 19.2R3-S1; 20.2 versions prior to 20.2R1-S2. This issue does not affect Juniper Networks Junos OS: versions prior to 19.1R3; 19.2 versions prior to 19.2R2; any version of 19.3; version 20.2R2 and later releases.

References

https://kb.juniper.net/JSA11153

Details

Source: MITRE

Published: 2021-04-22

Updated: 2021-05-04

Type: CWE-416

Risk Information

CVSS v2.0

Base Score: 3.3

Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 6.5

Severity: LOW

CVSS v3.0

Base Score: 6.5

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

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM

Tenable Plugins

View all (1 total)

IDNameProductFamilySeverity
148667Juniper Junos OS Vulnerability (JSA11153)NessusJunos Local Security Checks
low