CVE-2019-20634

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 v3 3.7 LOW
CVSS v2.0 4.3 MEDIUM

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/moohax/Proof-Pudding	Third Party Advisory
https://github.com/moohax/Talks/blob/master/slides/DerbyCon19.pdf	Third Party Advisory
https://www.proofpoint.com/us/security/CVE-2019-20634	Vendor Advisory
https://www.proofpoint.com/us/security/security-advisories/pfpt-sn-2020-0001	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:proofpoint:email_protection:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-03-30 21:15

Updated : 2024-08-19 18:15

NVD link : CVE-2019-20634

Mitre link : CVE-2019-20634

CVE.ORG link : CVE-2019-20634

JSON object : View

Products Affected

proofpoint

email_protection

CWE

CWE-697

Incorrect Comparison

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