CVE-2020-11740
CVSS V2 Low 2.1
CVSS V3 Medium 5.5
Description
An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users (without active profiling) to obtain sensitive information about other guests. Unprivileged guests can request to map xenoprof buffers, even if profiling has not been enabled for those guests. These buffers were not scrubbed.
Overview
- CVE ID
- CVE-2020-11740
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-04-14T13:15:12
- Last Modified Date
- 2022-05-03T14:06:06
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* | 1 | OR | 3.2.0 | 4.13.0 |
| cpe:2.3:o:xen:xen:4.13.0:rc1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:xen:xen:4.13.0:rc2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:P/I:N/A:N
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 2.1
- Severity
- LOW
- Exploitability Score
- 3.9
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://xenbits.xen.org/xsa/advisory-313.html | Patch Vendor Advisory |
| http://xenbits.xen.org/xsa/advisory-313.html | Patch Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2020/04/14/1 | Mailing List Patch Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YMAW7D2MP6RE4BFI5BZWOBBWGY3VSOFN/ | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5M2XRNCHOGGTJQBZQJ7DCV6ZNAKN3LE2/ | Mailing List Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00006.html | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVTP4OYHCTRU3ONFJOFJQVNDFB25KLLG/ | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/202005-08 | Third Party Advisory |
| https://www.debian.org/security/2020/dsa-4723 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-11740 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11740 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-08 06:20:01 | Added to TrackCVE | |||
| 2022-12-04 14:22:03 | 2020-04-14T13:15Z | 2020-04-14T13:15:12 | CVE Published Date | updated |
| 2022-12-04 14:22:03 | 2022-05-03T14:06:06 | CVE Modified Date | updated | |
| 2022-12-04 14:22:03 | Analyzed | Vulnerability Status | updated |