PT-2019-2678 · Microsoft · Windows Identity Foundation+5

Published 2019-07-09 · Updated 2020-08-24 · CVE-2019-1006

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Windows Communication Foundation (WCF) and Windows Identity Foundation (WIF) (affected versions not specified)

Description An authentication bypass issue exists, allowing the signing of SAML tokens with arbitrary symmetric keys. This can enable an attacker to impersonate another user, potentially leading to elevation of privileges. The vulnerability is related to errors in the implementation of the authentication procedure.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Certificate Validation

Improper Authentication

Weakness Enumeration

CWE-295

CWE-592

CWE-287

Related Identifiers

BDU:2019-02565

CVE-2019-1006

Affected Products

.Net Framework

Sharepoint Foundation

Sharepoint Server

Windows

Windows Communication Foundation

Windows Identity Foundation

References · 8

• https://bdu.fstec.ru/vul/2019-02565 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1006 · Security Note
• https://osv.dev/vulnerability/CVE-2019-1006 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1006 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2019-1006 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-1006 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1006 · Note
• https://vuldb.com/?id.137522 · Note