Is CVE-2021-42711 actively exploited?

CVE-2021-42711 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-42711?

CVE-2021-42711 has a CVSS score of 7.8 (HIGH severity). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2021-42711?

Patch guidance is available from barracuda security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-42711.

Which products are affected by CVE-2021-42711?

1 product: barracuda network access client.

Fix CVE-2021-42711 - HIGH barracuda network access client

Description

Barracuda Network Access Client before 5.2.2 creates a Temporary File in a Directory with Insecure Permissions. This file is executed with SYSTEM privileges when an unprivileged user performs a repair operation.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector: local
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-276 · Incorrect Default Permissions

Metadata

Primary Vendor: BARRACUDA
Published: 12/1/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2021-42711

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary