Vulnerability Name:

CVE-2021-25319 (CCN-200757)

Assigned:2021-04-26
Published:2021-04-26
Updated:2021-05-11
Summary:A Incorrect Default Permissions vulnerability in the packaging of virtualbox of openSUSE Factory allows local attackers in the vboxusers groupu to escalate to root. This issue affects: openSUSE Factory virtualbox version 6.1.20-1.1 and prior versions.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-276
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-25319

Source: CONFIRM
Type: Issue Tracking, Patch, Vendor Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1182918

Source: XF
Type: UNKNOWN
opensuse-cve202125319-code-exec(200757)

Source: CCN
Type: oss-sec Mailing List, Mon, 26 Apr 2021 15:41:17 +0200
virtualbox: CVE-2021-25319: missing sticky bit in openSUSE packaging for /etc/box allows local root exploit for members of vboxusers group

Source: CCN
Type: openSUSE Web site
VirtualBox package for openSUSE

Vulnerable Configuration:Configuration 1:
  • cpe:/a:opensuse:factory:*:*:*:*:*:*:*:* (Version <= 6.1.20-1.1:)

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:111381
    P
    		Security update for virtualbox (Important)
    2021-10-09
    oval:org.opensuse.security:def:111534
    P
    		Security update for virtualbox (Important)
    2021-10-09
    BACK
    opensuse factory *