SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-5239

Norton App Lock prior to v1.3.0.332 can be susceptible to a bypass exploit.

MEDIUM 6.2EPSS 0.39%

Does this matter?

Lower severity and a low EPSS score (0.39%). Track it; it rarely justifies an emergency change on its own.

Description

Norton App Lock prior to v1.3.0.332 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.

CVSS 3.0
6.2 MEDIUMCVSS:3.0/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
0.39% probability · 33th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
symantec/norton app lock
Source
secure@symantec.com
EPSS trend
0%3%5%27 October 2026: 0.39%27 October 202627 October 2026

EPSS 0.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.