Back
CVE-2008-3687
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with the XSM:FLASK module, allows unprivileged…
Medium6.8EPSS 2.9%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 2.9% · top 13% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
n/a
- affected n/a
References (9)
- http://theinvisiblethings.blogspot.com/2008/08/our-xen-0wning-trilogy-highlights.html (opens in a new tab)x_refsource_MISCx_transferred
- 30834 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [xen-dev] 20080718 [PATCH][XSM][FLASK] Argument handling bugs in XSM:FLASK (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- xen-flasksecuritylabel-bo(44608) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 31561 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://xenbits.xensource.com/xen-3.3-testing.hg?rev/fa66b33f975a (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://invisiblethingslab.com/bh08/part2.pdf (opens in a new tab)x_refsource_MISCx_transferred
- ADV-2008-2426 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 1020731 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2008-3687)Record last updated .