VDB-131833 · CVE-2019-6481 · GCVE-0-2019-6481

abine Blur 7.24 on MacOS Context Menu Credentials inadequate encryption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in abine Blur 7.24 on MacOS. This impacts an unknown function of the component Context Menu Handler. This manipulation causes inadequate encryption (Credentials). This vulnerability appears as CVE-2019-6481. The attack requires local access. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in abine Blur 7.24 on MacOS. Affected by this vulnerability is some unknown functionality of the component Context Menu Handler. The manipulation with an unknown input leads to a inadequate encryption vulnerability (Credentials). The CWE definition for the vulnerability is CWE-326. The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required. As an impact it is known to affect confidentiality.

The bug was discovered 01/13/2019. The weakness was presented 03/18/2019 by RS Tyler Schroder as 2FA & macOS Disk Encryption Bypass in Abine Blur 7.24* [CVE-2019-6481] as confirmed mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. The public release was coordinated in cooperation with abine. This vulnerability is known as CVE-2019-6481 since 01/16/2019. An attack has to be approached locally. A single authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600 for this issue. The advisory points out:

Abine Blur 7.8.242* failed to secure the right-click context menu, allowing an attacker with either physical access or remote-desktop access to disclose passwords, emails, and usernames of the victim *without* triggering a second-factor request.

Upgrading to version 8.0.2478 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

abine

Name

Blur

Version

7.24

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Credentials
Class: Inadequate encryption / Credentials
CWE: CWE-326 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Blur 8.0.2478

Timelineinfo

03/18/2018 🔍
01/13/2019 +301 days 🔍
01/14/2019 +1 days 🔍
01/14/2019 +0 days 🔍
01/16/2019 +2 days 🔍
03/18/2019 +61 days 🔍
03/19/2019 +1 days 🔍
08/01/2023 +1596 days 🔍

Sourcesinfo

Advisory: 2FA & macOS Disk Encryption Bypass in Abine Blur 7.24* [CVE-2019-6481]
Researcher: RS Tyler Schroder
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2019-6481 (🔍)
GCVE (CVE): GCVE-0-2019-6481
GCVE (VulDB): GCVE-100-131833

Entryinfo

Created: 03/19/2019 19:38
Updated: 08/01/2023 20:36
Changes: 03/19/2019 19:38 (66), 05/17/2020 10:03 (1), 08/01/2023 20:36 (4)
Complete: 🔍
Cache ID: 216::103