Is CVE-2020-35512 actively exploited?

CVE-2020-35512 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2020-35512?

CVE-2020-35512 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-2020-35512?

Patch guidance is available from freedesktop security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-35512.

Fix CVE-2020-35512 - HIGH freedesktop dbus

Description

A use-after-free flaw was found in D-Bus Development branch <= 1.13.16, dbus-1.12.x stable branch <= 1.12.18, and dbus-1.10.x and older branches <= 1.10.30 when a system has multiple usernames sharing the same UID. When a set of policy rules references these usernames, D-Bus may free some memory in the heap, which is still used by data structures necessary for the other usernames sharing the UID, possibly leading to a crash or other undefined behaviors

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-416 · Use After Free

Metadata

Primary Vendor: FREEDESKTOP
Published: 2/15/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2020-35512

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary