Norton App Lock up to 1.3.0.12 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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Norton App Lock up to 1.3.0.12. Affected is an unknown function. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2017-15534. Local access is required to approach this attack. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Norton App Lock up to 1.3.0.12. It has been rated as critical. This issue affects some unknown processing. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The Norton App Lock prior to version 1.3.0.13 can be susceptible to an authentication bypass exploit. In this type of circumstance, the exploit can allow the user to kill the app to prevent it from locking the device, thereby allowing the individual to gain device access.

The bug was discovered 03/26/2018. The weakness was disclosed 03/26/2018 (Website). The advisory is shared at symantec.com. The identification of this vulnerability is CVE-2017-15534 since 10/17/2017. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 1.3.0.13 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103377†). 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

• 1.3.0.0
• 1.3.0.1
• 1.3.0.2
• 1.3.0.3
• 1.3.0.4
• 1.3.0.5
• 1.3.0.6
• 1.3.0.7
• 1.3.0.8
• 1.3.0.9
• 1.3.0.10
• 1.3.0.11
• 1.3.0.12

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: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
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: Partially
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: 🔍

0-Day Time: 🔍

Upgrade: App Lock 1.3.0.13

Timelineinfo

10/17/2017 🔍
03/26/2018 +160 days 🔍
03/26/2018 +0 days 🔍
03/26/2018 +0 days 🔍
03/26/2018 +0 days 🔍
03/27/2018 +1 days 🔍
01/16/2020 +660 days 🔍

Sourcesinfo

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

CVE: CVE-2017-15534 (🔍)
GCVE (CVE): GCVE-0-2017-15534
GCVE (VulDB): GCVE-100-115037
SecurityFocus: 103377 - Symantec Norton App Lock for Android CVE-2017-15534 Local Authentication Bypass Vulnerability

Entryinfo

Created: 03/27/2018 10:16
Updated: 01/16/2020 17:52
Changes: 03/27/2018 10:16 (58), 01/16/2020 17:52 (4)
Complete: 🔍
Cache ID: 216:FEA:103

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

Discussion

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