CVE-2019-1171: SymCrypt Information Disclosure Vulnerability

Published Aug 14, 2019
·
Updated

An information disclosure vulnerability exists in SymCrypt during the OAEP decryption stage, aka 'SymCrypt Information Disclosure Vulnerability'.

Other sources

An information disclosure vulnerability exists in SymCrypt during the OAEP decryption stage. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system. To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application. The vulnerability would not allow an attacker to execute code or to elevate user rights directly, but it could be used to obtain information that could be used to try to further compromise the affected system. The update addresses the vulnerability through a software change to the OAEP decoding operations.

NVD

Affected Software

10 affected components
Microsoft Windows 10
Microsoft Windows 10=1607
Microsoft Windows 10=1703
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1903
Microsoft Windows Server 2016=1803
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2019

Event History

Aug 14, 2019
CVE Published
via MITRE·08:55 PM
Data Sourced
via MITRE·08:55 PM
DescriptionSeverity
Data Sourced
via NVD·09:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2019-1171?

CVE-2019-1171 is classified as a high severity information disclosure vulnerability.

2

How do I fix CVE-2019-1171?

To fix CVE-2019-1171, you should apply the latest security updates provided by Microsoft.

3

Which software versions are affected by CVE-2019-1171?

CVE-2019-1171 affects multiple versions of Windows 10 and Windows Server 2016 and 2019.

4

What impact does CVE-2019-1171 have?

CVE-2019-1171 can allow an attacker to disclose sensitive information during the OAEP decryption stage.

5

Can CVE-2019-1171 be exploited remotely?

CVE-2019-1171 can potentially be exploited remotely, increasing the risk of information leakage.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203