hostapd/wpa_supplicant up to 2.8 SAE/EAP-pwd Side-Channel information disclosure

A vulnerability was found in hostapd and wpa_supplicant up to 2.8. It has been rated as problematic. Affected by this issue is an unknown functionality of the component SAE/EAP-pwd. The manipulation with an unknown input leads to a information disclosure vulnerability (Side-Channel). Using CWE to declare the problem leads to CWE-514. Impacted is confidentiality.

The weakness was published 08/15/2019. The advisory is shared for download at usn.ubuntu.com. This vulnerability is handled as CVE-2019-13377 since 07/07/2019. The exploitation is known to be difficult. There are neither technical details nor an exploit publicly available. The advisory points out:

It was discovered that wpa_supplicant and hostapd were vulnerable to a side channel attack against EAP-pwd. A remote attacker could possibly use this issue to recover certain passwords.

Upgrading eliminates this vulnerability.

Name

VulDB Meta Base Score: 2.6
VulDB Meta Temp Score: 2.5

VulDB Base Score: ≈2.6
VulDB Temp Score: ≈2.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Information disclosure / Side-Channel (CWE-514)
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: 🔒

07/07/2019 CVE assigned
08/15/2019 +39 days Advisory disclosed
08/16/2019 +1 days VulDB entry created
08/16/2019 +0 days VulDB last updateAdvisory: usn.ubuntu.com

CVE: CVE-2019-13377 (🔒)

Created: 08/16/2019 08:02 AM
Complete: 🔍

Comments are closed.