CVE-2012-3496
4.7 · MEDIUMOverview
CVE-2012-3496 is a medium-severity vulnerability affecting citrix xenserver. It was published on November 23, 2012 and has a CVSS 2.0 base score of 4.7 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 4.7, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
XENMEM_populate_physmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service (BUG triggered and host crash) via invalid flags such as MEMF_populate_on_demand.
Remediation
Check the references section for vendor advisories and patches from citrix. Update xenserver 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 |
|---|---|---|---|
| citrix | xenserver | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2012-3496?
CVE-2012-3496 is a medium-severity vulnerability affecting citrix xenserver. It was published on November 23, 2012 and has a CVSS 2.0 base score of 4.7 (MEDIUM).
How severe is CVE-2012-3496?
This vulnerability has a CVSS 2.0 base score of 4.7, 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-2012-3496?
Check the references section for vendor advisories and patches from citrix. Update xenserver 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-2012-3496?
CyberStrike's AI-powered security agents can automatically detect CVE-2012-3496 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 2012
View all →eEye Audit ID 2499 in eEye Digital Security Audits 2406 through 2423 for eEye Retina Network Securit
kcheckpass passes a user-supplied argument to the pam_start function, often within a setuid environm
The Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2
Buffer overflow in the xfs_readlink function in fs/xfs/xfs_vnodeops.c in XFS in the Linux kernel 2.6
The mem_write function in the Linux kernel before 3.2.2, when ASLR is disabled, does not properly ch
Race condition in the Passcode Lock feature in Apple iOS before 5.1 allows physically proximate atta
Untrusted search path vulnerability in Microsoft Visual Studio 2008 SP1, 2010, and 2010 SP1 allows l
envvars (aka envvars-std) in the Apache HTTP Server before 2.4.2 places a zero-length directory name
Untrusted search path vulnerability in JustSystems Ichitaro 2011 Sou, Ichitaro 2006 through 2011, Ic
Quest Toad for Data Analysts 3.0.1 uses weak permissions (Everyone: Full Control) for the %COMMONPRO
Race condition in the initialization routine in blued in Bluetooth in Apple Mac OS X before 10.7.4 a
Race condition in LoginUIFramework in Apple Mac OS X 10.7.x before 10.7.4, when the Guest account is