Is CVE-2022-34503 actively exploited?

CVE-2022-34503 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2022-34503?

CVE-2022-34503 has a CVSS score of 6.5 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

How do I patch CVE-2022-34503?

Patch guidance is available from qpdf project security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2022-34503.

CVE-2022-34503 - remediation guidance & executive summary

Description

QPDF v8.4.2 was discovered to contain a heap buffer overflow via the function QPDF::processXRefStream. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PDF file.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-787 · Out-of-bounds Write

Metadata

Primary Vendor: QPDF_PROJECT
Published: 7/22/2022
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

qpdf_project : qpdf

Remediation Guidance

Executive Summary

Cite this page

CVE-2022-34503. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2022-34503

View on NIST NVD

CVE-2022-34503 vulnerability