OpenSSL up to 1.0.2s/1.1.0k/1.1.1c on Windows mingw OPENSSLDIR privilege escalation

A vulnerability has been found in OpenSSL up to 1.0.2s/1.1.0k/1.1.1c on Windows (Network Encryption Software) and classified as critical. Affected by this vulnerability is an unknown function of the component mingw. The manipulation of the argument OPENSSLDIR with the input value C:/usr/local leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-269. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 07/30/2019 as confirmed git commit (GIT Repository). It is possible to read the advisory at git.openssl.org. This vulnerability is known as CVE-2019-1552 since 11/28/2018. Attacking locally is a requirement. A single authentication is required for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/31/2019).

Upgrading to version 1.0.2t, 1.1.0l or 1.1.1d eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.openssl.org. The best possible mitigation is suggested to be upgrading to the latest version.

Type

• Network Encryption Software

Name

• OpenSSL

• 🔒
• 🔒
• 🔒

• 🔒
• 🔒
• 🔒

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Privilege escalation (CWE-269)
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: OpenSSL 1.0.2t/1.1.0l/1.1.1d
Patch: git.openssl.org

11/28/2018 CVE assigned
07/30/2019 +244 days Advisory disclosed
07/31/2019 +1 days VulDB entry created
07/31/2019 +0 days VulDB last updateProduct: openssl.org

Advisory: git.openssl.org
Status: Confirmed

CVE: CVE-2019-1552 (🔒)

Created: 07/31/2019 09:31 AM
Complete: 🔍

Comments

Comments are closed.