Vulnerability Name:

CVE-2015-1319 (CCN-109622)

Assigned:2015-03-31
Published:2015-03-31
Updated:2019-02-04
Summary:The Unity Settings Daemon before 14.04.0+14.04.20150825-0ubuntu2 and 15.04.x before 15.04.1+15.04.20150408-0ubuntu1.2 does not properly detect if the screen is locked, which allows physically proximate attackers to mount removable media while the screen is locked as demonstrated by inserting a USB thumb drive.
CVSS v3 Severity:4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
3.5 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-20
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2015-1319

Source: UBUNTU
Type: Patch, Vendor Advisory
USN-2741-1

Source: CONFIRM
Type: Third Party Advisory
https://bugs.launchpad.net/ubuntu/%2Bsource/unity/%2Bbug/1438870

Source: CCN
Type: Launchpad #1438870
Lock screen doesn't emit ActiveChanged signal

Source: XF
Type: UNKNOWN
unity-screenlock-cve20151319-sec-bypass(109622)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2015-1319

Vulnerable Configuration:Configuration 1:
  • cpe:/o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.trusty:def:20151319000
    V
    CVE-2015-1319 on Ubuntu 14.04 LTS (trusty) - medium.
    2015-09-17
    BACK
    canonical ubuntu linux 14.04
    canonical ubuntu linux 15.04