NVD - CVE-2015-8239

CVE-2015-8239 Detail

Current Description

The SHA-2 digest support in the sudoers plugin in sudo after 1.8.7 allows local users with write permissions to parts of the called command to replace them before it is executed.

Source: MITRE
Description Last Modified: 10/10/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.0 HIGH
Vector: AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.0

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.9 MEDIUM
Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4

Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://www.openwall.com/lists/oss-security/2015/11/18/22	Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1283635	Issue Tracking Patch Third Party Advisory
https://www.sudo.ws/repos/sudo/rev/0cd3cc8fa195	Issue Tracking Patch Third Party Advisory
https://www.sudo.ws/repos/sudo/rev/24a3d9215c64	Issue Tracking Patch Third Party Advisory
https://www.sudo.ws/repos/sudo/rev/397722cdd7ec	Issue Tracking Patch Third Party Advisory

Technical Details

Vulnerability Type (View All)

Race Conditions (CWE-362)

Vulnerable software and versions Switch to CPE 2.2

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

1 change record found - show changes

Initial Analysis - 11/5/2017 4:23:16 PM

Action	Type	Old Value	New Value
Added	CPE Configuration		Record truncated, showing 500 of 3691 characters. View Entire Change Record OR cpe:2.3:a:sudo_project:sudo:1.8.8::::::: cpe:2.3:a:sudo_project:sudo:1.8.8:b1::::::* cpe:2.3:a:sudo_project:sudo:1.8.8:b2::::::* cpe:2.3:a:sudo_project:sudo:1.8.8:b3::::::* cpe:2.3:a:sudo_project:sudo:1.8.8:rc1::::::* cpe:2.3:a:sudo_project:sudo:1.8.9::::::: cpe:2.3:a:sudo_project:sudo:1.8.9:b1::::::* cpe:2.3:a:sudo_project:sudo:1.8.9:b2::::::* cpe:2.3:a:sudo_project:sudo:1.8.9:p1::::::*
Added	CVSS V2		(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Added	CVSS V3		AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Added	CWE		CWE-362
Changed	Reference Type	http://www.openwall.com/lists/oss-security/2015/11/18/22 No Types Assigned	http://www.openwall.com/lists/oss-security/2015/11/18/22 Mailing List, Third Party Advisory
Changed	Reference Type	https://bugzilla.redhat.com/show_bug.cgi?id=1283635 No Types Assigned	https://bugzilla.redhat.com/show_bug.cgi?id=1283635 Issue Tracking, Patch, Third Party Advisory
Changed	Reference Type	https://www.sudo.ws/repos/sudo/rev/0cd3cc8fa195 No Types Assigned	https://www.sudo.ws/repos/sudo/rev/0cd3cc8fa195 Issue Tracking, Patch, Third Party Advisory
Changed	Reference Type	https://www.sudo.ws/repos/sudo/rev/24a3d9215c64 No Types Assigned	https://www.sudo.ws/repos/sudo/rev/24a3d9215c64 Issue Tracking, Patch, Third Party Advisory
Changed	Reference Type	https://www.sudo.ws/repos/sudo/rev/397722cdd7ec No Types Assigned	https://www.sudo.ws/repos/sudo/rev/397722cdd7ec Issue Tracking, Patch, Third Party Advisory

Quick Info

CVE Dictionary Entry:
CVE-2015-8239
NVD Published Date:
10/10/2017
NVD Last Modified:
11/05/2017

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Information Technology Laboratory

National Vulnerability Database