Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field, involving longbuffer.
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
7.8 HIGH
Vector:
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
(V3 legend)
Impact Score:
5.9
Exploitability Score:
1.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
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:
7.2 HIGH
Vector:
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
(V2 legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.9
Access Vector (AV):
Local
Access Complexity (AC):
Low
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
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Change History
6 change records found
- show changes
CPE Deprecation Remap -
10/30/2018 12:27:32 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
CPE Configuration |
OR
*cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:* |
OR
*cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* |
CVE Modified by MITRE -
6/30/2017 9:30:00 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
https://security.gentoo.org/glsa/201612-25 [No Types Assigned] |
CVE Modified by MITRE -
11/28/2016 3:31:26 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
http://www.securityfocus.com/bid/92478 [No Types Assigned] |
Modified Analysis -
9/8/2016 1:49:26 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
Configuration 1
OR
*cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:*
Configuration 2
OR
*cpe:2.3:a:cracklib_project:cracklib:-:*:*:*:*:*:*:* |
| Added |
CVSS V2 |
|
(AV:L/AC:L/Au:N/C:C/I:C/A:C) |
| Added |
CVSS V3 |
|
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Added |
CWE |
|
CWE-119 |
| Changed |
Reference Type |
http://lists.opensuse.org/opensuse-updates/2016-08/msg00122.html No Types Assigned |
http://lists.opensuse.org/opensuse-updates/2016-08/msg00122.html Third Party Advisory |
| Changed |
Reference Type |
http://www.openwall.com/lists/oss-security/2016/08/16/2 No Types Assigned |
http://www.openwall.com/lists/oss-security/2016/08/16/2 Third Party Advisory, Mailing List |
Initial CVE Analysis -
9/8/2016 1:11:05 PM
Initial CVE Analysis -
9/8/2016 1:03:42 PM