HOMEVULNERABILITIESCVE-2019-18373
MEDIUM

CVE-2019-18373

NVD-CWE-noinfoPublished: November 18, 2019· Updated: Jun 17, 2026

5.6
CVSS v3.1

Official Description

Norton App Lock, prior to 1.4.0.503, may 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 other apps on the device, thereby allowing the individual to gain access.

NVD Source

Technical Analysis

CVE-2019-18373 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 5.6.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorPhysical
Attack ComplexityHigh
Privileges Req.High
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityLow
CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:L

Affected Vendors & Products

symantec1 product(s)
norton app lock
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2019-18373
CVSS Score5.6 / 10
SeverityMEDIUM
CISA KEVNo
Affected1 vendor(s)
PublishedNov 18, 2019

Related CVEs (NVD-CWE-noinfo)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2019-18373 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.