6.9

CVE-2012-3516

EPSS 0.08%
Veröffentlicht 23.11.2012 20:55:03
Zuletzt bearbeitet 11.04.2025 00:51:21
Quelle secalert@redhat.com
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The GNTTABOP_swap_grant_ref sub-operation in the grant table hypercall in Xen 4.2 and Citrix XenServer 6.0.2 allows local guest kernels or administrators to cause a denial of service (host crash) and possibly gain privileges via a crafted grant reference that triggers a write to an arbitrary hypervisor memory location.

Betroffene Produkte Warnungen 0 Metriken 2 CWE 0 Referenzen 10

Daten sind bereitgestellt durch National Vulnerability Database (NVD)

Citrix ≫ Xenserver Version <= 6.0.2

Xen ≫ Xen Version4.2.0

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Typ	Quelle	Score	Percentile
EPSS	FIRST.org	0.08%	0.209

CVSS Metriken
Quelle	Base Score	Exploit Score	Impact Score	Vector String
nvd@nist.gov	6.9	3.4	10	AV:L/AC:M/Au:N/C:C/I:C/A:C

http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00004.html

http://secunia.com/advisories/50472

Vendor Advisory

http://secunia.com/advisories/50530

Vendor Advisory

http://support.citrix.com/article/CTX134708

Patch

Vendor Advisory

http://wiki.xen.org/wiki/Security_Announcements#XSA-18_grant_table_entry_swaps_have_inadequate_bounds_checking

http://www.openwall.com/lists/oss-security/2012/09/05/11

http://www.securityfocus.com/bid/55411

https://nvd.nist.gov/vuln/detail/CVE-2012-3516

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2012-3516

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2012-3516

EUVD