certfr_avis - CERTFR-2015-AVI-113

CERTFR-2015-AVI-113

Vulnerability from certfr_avis - Published: - Updated:

Une vulnérabilité a été corrigée dans Xen. Elle permet à un attaquant de provoquer un contournement de la politique de sécurité, une atteinte à la confidentialité des données et une élévation de privilèges.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None

Impacted products

	Vendor	Product	Description
	XEN	Xen	Xen versions antérieures à 4.2 (incertain)
	XEN	Xen	Xen version 4.2 et postérieures

References

Title

Publication Time

CVE-2015-2152 (GCVE-0-2015-2152)

Vulnerability from cvelistv5 – Published: 2015-03-18 16:00 – Updated: 2024-08-06 05:10

Summary

Xen 4.5.x and earlier enables certain default backends when emulating a VGA device for an x86 HVM guest qemu even when the configuration disables them, which allows local guest users to obtain access to the VGA console by (1) setting the DISPLAY environment variable, when compiled with SDL support, or connecting to the VNC server on (2) ::1 or (3) 127.0.0.1, when not compiled with SDL support.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://security.gentoo.org/glsa/201504-04	vendor-advisoryx_refsource_GENTOO
	http://www.securitytracker.com/id/1031919	vdb-entryx_refsource_SECTRACK
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://www.securityfocus.com/bid/73068	vdb-entryx_refsource_BID
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://xenbits.xen.org/xsa/advisory-119.html	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	http://www.securitytracker.com/id/1031806	vdb-entryx_refsource_SECTRACK

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted