Buffer overflow in Xen
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 domain users (domU) to execute arbitrary code via the flask_op hypercall.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.029 (86.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
- Xen — versions 3.3
- Xen Flask Module
Weakness classification (CWE)
References
- theinvisiblethings.blogspot.com/2008/08/our-xen-0wning-trilogy-highlights.html
- www.securityfocus.com/bid/30834 (vdb-entry)
- www.nabble.com/-PATCH--XSM--FLASK--Argument-handling-bugs-in-XSM:FLASK-to185360… (mailing-list, Patch)
- exchange.xforce.ibmcloud.com/vulnerabilities/44608 (vdb-entry)
- secunia.com/advisories/31561 (third-party-advisory)
- xenbits.xensource.com/xen-3.3-testing.hg
- invisiblethingslab.com/bh08/part2.pdf
- www.vupen.com/english/advisories/2008/2426 (vdb-entry)
- www.securitytracker.com/id (vdb-entry)