CVE-2017-17566

Home/CVE/An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) or

CVE

An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) or

An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) or gain host OS privileges in shadow mode by mapping a certain auxiliary page.

HIGH · CVSS 7.8 EPSS 0.00105

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

▤

Affected Products & Versions

xen<= 4.9.1

▣

Scoring & Timeline

7.8

HIGH · CVSS v3.0 · cve@mitre.org

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD12 Dec 2017 · 11:29 PM

CVSS VectorCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

⚑

Vendor Advisories

suse-csafSUSE-SU-2018:0678-1
suse-csafSUSE-SU-2018:0638-1
suse-csafSUSE-SU-2018:0601-1
suse-csafSUSE-SU-2018:0609-1
suse-csafSUSE-SU-2018:0472-1
Show all 6 vendor advisoriessuse-csafSUSE-SU-2018:0438-1

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://www.openwall.com/lists/oss-security/2017/12/12/4Mailing List

http://www.securityfocus.com/bid/102167

http://www.securitytracker.com/id/1040768

https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html

https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html

https://security.gentoo.org/glsa/201801-14

Show all 9 references

https://support.citrix.com/article/CTX232096

https://www.debian.org/security/2018/dsa-4112

https://xenbits.xen.org/xsa/advisory-248.htmlMitigationPatchVendor Advisory

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