CVE-2013-6999
4.0 · MEDIUMOverview
CVE-2013-6999 is a medium-severity vulnerability affecting microsoft windows_server_2008. It was published on December 7, 2013 and has a CVSS 2.0 base score of 4.0 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 4.0, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
The IsHandleEntrySecure function in win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2008 SP2 does not properly validate the tagPROCESSINFO pW32Job field, which allows local users to cause a denial of service (NULL pointer dereference and system crash) via a crafted NtUserValidateHandleSecure call for an owned object. NOTE: the vendor reportedly disputes the significance of this report, stating that "it appears to be a local DOS ... we don't consider it a security vulnerability.
Remediation
Check the references section for vendor advisories and patches from microsoft. Update windows_server_2008 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|
Frequently Asked Questions
What is CVE-2013-6999?
CVE-2013-6999 is a medium-severity vulnerability affecting microsoft windows_server_2008. It was published on December 7, 2013 and has a CVSS 2.0 base score of 4.0 (MEDIUM).
How severe is CVE-2013-6999?
This vulnerability has a CVSS 2.0 base score of 4.0, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2013-6999?
Check the references section for vendor advisories and patches from microsoft. Update windows_server_2008 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2013-6999?
CyberStrike's AI-powered security agents can automatically detect CVE-2013-6999 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
Related MEDIUM CVEs from 2013
View all →Buffer overflow in virt/kvm/irq_comm.c in the KVM subsystem in the Linux kernel before 3.2.24 allows
Buffer overflow in Beijer ADP 6.5.0-180_R1967 and 6.5.1-186_R2942, and H-Designer 6.5.0 B180_R1967,
Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 throug
The PowerVR SGX driver in Android before 2.3.6 allows attackers to gain root privileges via an appli
Race condition in the ptrace functionality in the Linux kernel before 3.7.5 allows local users to ga
Integer overflow in pgpwded.sys in Symantec PGP Desktop 10.x and Encryption Desktop 10.3.0 before MP
GNU Project Debugger (GDB) before 7.5, when .debug_gdb_scripts is defined, automatically loads certa
sudo 1.6.0 through 1.7.10p6 and sudo 1.8.0 through 1.8.6p6 allows local users or physically proximat
Untrusted search path vulnerability in x11perfcomp in XFree86 x11perf before 1.5.4 allows local user
abrt-action-install-debuginfo in Automatic Bug Reporting Tool (ABRT) 2.0.9 and earlier allows local
(1) contrib/gforge-3.0-cronjobs.patch, (2) cronjobs/homedirs.php, (3) deb-specific/fileforge.pl, (4)
asr in Oracle Auto Service Request in Oracle Support Tools before 4.3.2 allows local users to modify