5.3
CVE-2020-27674
- EPSS 0.07%
- Published 22.10.2020 21:15:14
- Last modified 21.11.2024 05:21:38
- Source cve@mitre.org
- Teams watchlist Login
- Open Login
An issue was discovered in Xen through 4.14.x allowing x86 PV guest OS users to gain guest OS privileges by modifying kernel memory contents, because invalidation of TLB entries is mishandled during use of an INVLPG-like attack technique.
Data is provided by the National Vulnerability Database (NVD)
Fedoraproject ≫ Fedora Version31
Fedoraproject ≫ Fedora Version32
Fedoraproject ≫ Fedora Version33
Debian ≫ Debian Linux Version10.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.07% | 0.23 |
| Source | Base Score | Exploit Score | Impact Score | Vector string |
|---|---|---|---|---|
| nvd@nist.gov | 5.3 | 1.8 | 3.4 |
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
|
| nvd@nist.gov | 4.6 | 3.9 | 6.4 |
AV:L/AC:L/Au:N/C:P/I:P/A:P
|
CWE-787 Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.