CVE-2008-3687
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with...
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with the XSM:FLASK module, allows unprivileged domain users (domU) to execute arbitrary code via the flask_op hypercall.
Exploit likelihood
What each source reports
NVD Score used
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with the XSM:FLASK module, allows unprivileged domain users (domU) to execute arbitrary code via the flask_op hypercall.
- Record
CVE-2008-3687- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with the XSM:FLASK module, allows unprivileged domain users (domU) to execute arbitrary code via the flask_op hypercall.
- Record
CVE-2008-3687- Updated
- 2026-11-02
EUVDEUVD-2008-3673 No score
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with the XSM:FLASK module, allows unprivileged domain users (domU) to execute arbitrary code via the flask_op hypercall.
- Record
EUVD-2008-3673- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x34x-jj7g-95j8 No score
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with...
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with the XSM:FLASK module, allows unprivileged domain users (domU) to execute arbitrary code via the flask_op hypercall.
- Record
GHSA-x34x-jj7g-95j8- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2008-3687 is a medium vulnerability (CVSS 6.8) in Xen, published August 14, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.94%, the 87th percentile. No source names a fixed version.
References
theinvisiblethings.blogspot.com/2008/08/our-xen-0wning-trilogy-highlights.html
securityfocus.com/bid/30834
nabble.com/-PATCH--XSM--FLASK--Argument-handling-bugs-in-XSM:FLASK-to18536032.html
exchange.xforce.ibmcloud.com/vulnerabilities/44608
secunia.com/advisories/31561
xenbits.xensource.com/xen-3.3-testing.hg?rev/fa66b33f975a