Vulnerabilities > CVE-2015-8316 - Improper Validation of Array Index vulnerability in Lightdm Project Lightdm
Attack vector
NETWORK Attack complexity
HIGH Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
Part | Description | Count |
---|---|---|
Application | 6 |
Common Weakness Enumeration (CWE)
Common Attack Pattern Enumeration and Classification (CAPEC)
- Overflow Buffers Buffer Overflow attacks target improper or missing bounds checking on buffer operations, typically triggered by input injected by an attacker. As a consequence, an attacker is able to write past the boundaries of allocated buffer regions in memory, causing a program crash or potentially redirection of execution as per the attackers' choice.
References
- http://www.openwall.com/lists/oss-security/2015/11/22/1
- http://www.openwall.com/lists/oss-security/2015/11/22/1
- https://bugs.launchpad.net/lightdm/+bug/1516831
- https://bugs.launchpad.net/lightdm/+bug/1516831
- https://bugzilla.redhat.com/show_bug.cgi?id=1284574
- https://bugzilla.redhat.com/show_bug.cgi?id=1284574