Vulnerability Details : CVE-2015-8316
Array index error in LightDM (aka Light Display Manager) 1.14.3, 1.16.x before 1.16.6 when the XDMCP server is enabled allows remote attackers to cause a denial of service (process crash) via an XDMCP request packet with no address.
Vulnerability category: Denial of service
Products affected by CVE-2015-8316
- cpe:2.3:a:lightdm_project:lightdm:1.16.4:*:*:*:*:*:*:*
- cpe:2.3:a:lightdm_project:lightdm:1.14.3:*:*:*:*:*:*:*
- cpe:2.3:a:lightdm_project:lightdm:1.16.3:*:*:*:*:*:*:*
- cpe:2.3:a:lightdm_project:lightdm:1.16.2:*:*:*:*:*:*:*
- cpe:2.3:a:lightdm_project:lightdm:1.16.1:*:*:*:*:*:*:*
- cpe:2.3:a:lightdm_project:lightdm:1.16:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-8316
0.40%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-8316
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2015-8316
-
The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-8316
-
https://bugzilla.redhat.com/show_bug.cgi?id=1284574
1284574 – (CVE-2015-8316) CVE-2015-8316 lightdm: XDMCP request packet with no addresses crashes LightDMIssue Tracking;Third Party Advisory;VDB Entry
-
https://bugs.launchpad.net/lightdm/+bug/1516831
Bug #1516831 “XDMCP Request packet with no addresses crashes Lig...” : Bugs : Light Display ManagerIssue Tracking;Third Party Advisory;VDB Entry
-
http://www.openwall.com/lists/oss-security/2015/11/22/1
oss-security - Re: CVE request for LightDM - XDMCP denial of serviceMailing List;VDB Entry
Jump to