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nvd[email protected]NVD:CVE-2020-27672
HistoryOct 22, 2020 - 9:15 p.m.

CVE-2020-27672

2020-10-2221:15:13
CWE-362
CWE-416
[email protected]
web.nvd.nist.gov
2

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

14.2%

JSON

An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a host OS denial of service, achieve data corruption, or possibly gain privileges by exploiting a race condition that leads to a use-after-free involving 2MiB and 1GiB superpages.

Affected configurations

Nvd
Node
xenxenRange3.2.0–4.14.0x86
Node
fedoraprojectfedoraMatch31
Node
opensuseleapMatch15.1
OR
opensuseleapMatch15.2
Node
debiandebian_linuxMatch10.0

Related

xen 1
cve 1
debiancve 1
nessus 19
ubuntucve 1
redhatcve 1
prion 1
cvelist 1
veracode 1
osv 2
openvas 14
fedora 1
suse 4
debian 1
citrix 1
gentoo 1
xen
xen
x86: Race condition in Xen mapping code
2020-10-20 11:49:00
cve
cve
CVE-2020-27672
2020-10-22 21:15:13
debiancve
debiancve
CVE-2020-27672
2020-10-22 21:15:13
nessus
nessus
Xen x86 Race Condition Use-After-Free (XSA-345)
2021-04-28 00:00:00
SUSE SLES12 Security Update : xen (SUSE-SU-2020:3050-1)
2020-12-09 00:00:00
Fedora 31 : xen (2020-6dd36a716c)
2020-11-20 00:00:00
ubuntucve
ubuntucve
CVE-2020-27672
2020-10-22 00:00:00
redhatcve
redhatcve
CVE-2020-27672
2020-10-23 19:05:09
prion
prion
Race condition
2020-10-22 21:15:00
cvelist
cvelist
CVE-2020-27672
2020-10-22 20:33:53
veracode
veracode
Denial Of Service (DoS)
2021-01-21 16:35:12
osv
osv
CVE-2020-27672
2020-10-22 21:15:13
xen - security update
2020-12-04 00:00:00
openvas
openvas
openSUSE: Security Advisory for xen (openSUSE-SU-2020:1783-1)
2020-11-03 00:00:00
openSUSE: Security Advisory for xen (openSUSE-SU-2020:1844-1)
2020-11-06 00:00:00
SUSE: Security Advisory (SUSE-SU-2020:3050-1)
2021-04-19 00:00:00
fedora
fedora
[SECURITY] Fedora 31 Update: xen-4.12.3-8.fc31
2020-11-20 01:29:24
suse
suse
Security update for xen (important)
2020-11-06 00:00:00
Security update for xen (important)
2020-10-31 00:00:00
Security update for xen (important)
2020-12-07 00:00:00
debian
debian
[SECURITY] [DSA 4804-1] xen security update
2020-12-04 18:15:26
citrix
citrix
Citrix Hypervisor Security Update
2020-10-27 04:00:00
gentoo
gentoo
Xen: Multiple vulnerabilities
2020-11-11 00:00:00

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

14.2%

JSON
Related for NVD:CVE-2020-27672
xen1cve1debiancve1nessus19ubuntucve1redhatcve1prion1cvelist1veracode1osv2openvas14fedora1suse4debian1citrix1gentoo1