CVE-2018-19967
CVSS V2 Medium 4.9
CVSS V3 Medium 6.5
Description
An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service (host OS hang) because Xen does not work around Intel's mishandling of certain HLE transactions associated with the KACQUIRE instruction prefix.
Overview
- CVE ID
- CVE-2018-19967
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2018-12-08T04:29:00
- Last Modified Date
- 2019-04-17T21:29:01
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:xen:xen:*:*:*:*:*:*:x86:* | 1 | OR | 4.11.1 | |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 4.9
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2
- Impact Score
- 4
References
| Reference URL | Reference Tags |
|---|---|
| https://xenbits.xen.org/xsa/advisory-282.html | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/106182 | Third Party Advisory VDB Entry |
| https://support.citrix.com/article/CTX239432 | Third Party Advisory |
| https://www.debian.org/security/2019/dsa-4369 | Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00057.html | |
| http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-19967 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19967 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:43:31 | Added to TrackCVE | |||
| 2022-12-03 15:10:23 | 2018-12-08T04:29Z | 2018-12-08T04:29:00 | CVE Published Date | updated |
| 2022-12-03 15:10:23 | 2019-04-17T21:29:01 | CVE Modified Date | updated | |
| 2022-12-03 15:10:24 | Modified | Vulnerability Status | updated |