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[email protected]CVE-2017-12164

HistoryJul 26, 2018 - 4:29 p.m.

CVE-2017-12164

2018-07-2616:29:00

CWE-665

CWE-592

[email protected]

web.nvd.nist.gov

flaw

gdm 3.24.1

autologin

security vulnerability

nvd

cve-2017-12164

6.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

6.4 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.3%

JSON

A flaw was discovered in gdm 3.24.1 where gdm greeter was no longer setting the ran_once boolean during autologin. If autologin was enabled for a victim, an attacker could simply select ‘login as another user’ to unlock their screen.

Affected configurations

Vulners

NVD

Node

gnomegdmRange≤3.24.1

VendorProductVersionCPE
gnomegdm*cpe:2.3:a:gnome:gdm:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
gnome	gdm	*	cpe:2.3:a:gnome:gdm::::::::

CNA Affected

[
  {
    "product": "gdm",
    "vendor": "GNOME",
    "versions": [
      {
        "status": "affected",
        "version": "3.24.1"
      }
    ]
  }
]