VDB-119533 · CVE-2018-5242 · BID 104414

Norton App Lock up to 1.3.0 access control

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.
4.7	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Norton App Lock up to 1.3.0. The impacted element is an unknown function. This manipulation causes access control. This vulnerability appears as CVE-2018-5242. It is feasible to perform the attack on the physical device. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Norton App Lock up to 1.3.0 and classified as problematic. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Norton App Lock prior to version 1.3.0.329 can be susceptible to a bypass exploit. In this type of circumstance, the exploit can allow the user to circumvent the app to prevent it from locking the device, thereby allowing the individual to gain device access.

The bug was discovered 06/13/2018. The weakness was presented 06/13/2018 (Website). The advisory is shared at support.symantec.com. This vulnerability is known as CVE-2018-5242 since 01/05/2018. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 1.3.0.329 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 104414†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Norton

Name

App Lock

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.2
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

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

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: 🔍
Upgrade: App Lock 1.3.0.329

Timelineinfo

01/05/2018 🔍
06/08/2018 +154 days 🔍
06/13/2018 +4 days 🔍
06/13/2018 +0 days 🔍
06/13/2018 +0 days 🔍
06/14/2018 +1 days 🔍
02/19/2020 +615 days 🔍

Sourcesinfo

Advisory: support.symantec.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-5242 (🔍)
GCVE (CVE): GCVE-0-2018-5242
GCVE (VulDB): GCVE-100-119533
SecurityFocus: 104414 - Symantec Norton App Lock CVE-2018-5242 Local Security Bypass Vulnerability

Entryinfo

Created: 06/14/2018 10:23
Updated: 02/19/2020 11:16
Changes: 06/14/2018 10:23 (58), 02/19/2020 11:16 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.