Is CVE-2017-18266 actively exploited?

CVE-2017-18266 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2017-18266?

CVE-2017-18266 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

How do I patch CVE-2017-18266?

Patch guidance is available from freedesktop security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-18266.

Fix CVE-2017-18266 - HIGH freedesktop xdg-utils

Q: Which products are affected by CVE-2017-18266?

8 products: freedesktop xdg-utils, debian debian linux, debian debian linux, debian debian linux, canonical ubuntu linux, and 3 more.

Description

The open_envvar function in xdg-open in xdg-utils before 1.1.3 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL, as demonstrated by %s in this environment variable.

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-74

Metadata

Primary Vendor: FREEDESKTOP
Published: 5/10/2018
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

freedesktop : xdg-utilsdebian : debian_linuxdebian : debian_linuxdebian : debian_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linux

Remediation Guidance

Executive Summary

View on NIST NVD