Vulnerability Name:

CVE-2019-18373 (CCN-171879)

Assigned:2019-11-18
Published:2019-11-18
Updated:2019-11-20
Summary: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.
CVSS v3 Severity:5.6 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:L)
4.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Physical
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): Low
5.6 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:L)
4.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Physical
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): Low
CVSS v2 Severity:4.4 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.6 Medium (CCN CVSS v2 Vector: AV:L/AC:H/Au:M/C:C/I:C/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): Multiple_Instances
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Partial
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2019-18373

Source: XF
Type: UNKNOWN
symantec-cve201918373-sec-bypass(171879)

Source: CCN
Type: Symantec Security Advisory SYMSA1496
Norton App Lock Security Bypass

Source: CONFIRM
Type: Vendor Advisory
https://support.symantec.com/us/en/article.SYMSA1496.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:symantec:norton_app_lock:*:*:*:*:*:*:*:* (Version < 1.4.0.503)

    • * Denotes that component is vulnerable
    BACK
    symantec norton app lock *