Vulnerability Details : CVE-2017-17044
An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to cause a denial of service (infinite loop and host OS hang) by leveraging the mishandling of Populate on Demand (PoD) errors.
Vulnerability category: Denial of service
Products affected by CVE-2017-17044
- cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-17044
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 25 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-17044
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
2.0
|
4.0
|
NIST |
CWE ids for CVE-2017-17044
-
The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.Assigned by: nvd@nist.gov (Primary)
-
The product does not handle or incorrectly handles an exceptional condition.Assigned by: nvd@nist.gov (Primary)
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-17044
-
http://www.securitytracker.com/id/1039878
Xen Populate on Demand Bug Lets Local Users on a Guest System Cause Denial of Service Conditions on the Host System - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/102008
Xen CVE-2017-17044 Denial of Service VulnerabilityVDB Entry;Third Party Advisory
-
http://www.securityfocus.com/bid/105954
Xen HLE Constructs Denial of Service Vulnerability
-
https://xenbits.xen.org/xsa/advisory-246.html
XSA-246 - Xen Security AdvisoriesIssue Tracking;Mitigation;Vendor Advisory;Patch
-
https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html
[SECURITY] [DLA 1559-1] xen security update
-
https://security.gentoo.org/glsa/201801-14
Xen: Multiple vulnerabilities (GLSA 201801-14) — Gentoo security
-
http://www.securityfocus.com/bid/102129
RETIRED: Citrix XenServer Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
-
https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html
[SECURITY] [DLA 1230-1] xen security update
-
https://support.citrix.com/article/CTX230138
Citrix XenServer Multiple Security UpdatesIssue Tracking;Third Party Advisory
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