Is CVE-2019-20634 actively exploited?

CVE-2019-20634 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2019-20634?

CVE-2019-20634 has a CVSS score of 3.7 (LOW severity). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.

How do I patch CVE-2019-20634?

Patch guidance is available from proofpoint security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2019-20634.

Which products are affected by CVE-2019-20634?

1 product: proofpoint email protection.

CVE-2019-20634 - remediation guidance & executive summary

Description

An issue was discovered in Proofpoint Email Protection through 2019-09-08. By collecting scores from Proofpoint email headers, it is possible to build a copy-cat Machine Learning Classification model and extract insights from this model. The insights gathered allow an attacker to craft emails that receive preferable scores, with a goal of delivering malicious emails.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector: network
Complexity: high
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: low
Integrity: none
Availability: none
Weaknesses: CWE-697

Metadata

Primary Vendor: PROOFPOINT
Published: 3/30/2020
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

proofpoint : email_protection

Remediation Guidance

Executive Summary

Cite this page

CVE-2019-20634. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2019-20634

View on NIST NVD

CVE-2019-20634 vulnerability