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ubuntucveUbuntu.comUB:CVE-2021-38578
HistoryMar 03, 2022 - 12:00 a.m.

CVE-2021-38578

2022-03-0300:00:00
ubuntu.com
ubuntu.com
25
smmentrypoint
commbuffer
vulnerability
underflow
buffersize
bugzilla
tianocore
debian

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

10

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

55.9%

JSON

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when
computing BufferSize.

Bugs

Related

nessus 20
openvas 14
cve 1
nvd 1
alpinelinux 1
prion 1
debiancve 1
altlinux 1
osv 3
redhatcve 1
cvelist 1
almalinux 1
redhat 2
oraclelinux 1
ics 1
nessus
nessus
SUSE SLES15 / openSUSE 15 Security Update : ovmf (SUSE-SU-2023:2234-1)
2023-05-18 00:00:00
EulerOS Virtualization 2.10.0 : edk2 (EulerOS-SA-2023-1945)
2023-05-15 00:00:00
EulerOS Virtualization 2.10.1 : edk2 (EulerOS-SA-2023-1914)
2023-05-16 00:00:00
openvas
openvas
Huawei EulerOS: Security Advisory for edk2 (EulerOS-SA-2023-1945)
2023-05-16 00:00:00
Huawei EulerOS: Security Advisory for edk2 (EulerOS-SA-2023-2257)
2023-06-12 00:00:00
Huawei EulerOS: Security Advisory for edk2 (EulerOS-SA-2023-1914)
2023-05-16 00:00:00
cve
cve
CVE-2021-38578
2022-03-03 22:15:08
nvd
nvd
CVE-2021-38578
2022-03-03 22:15:08
alpinelinux
alpinelinux
CVE-2021-38578
2022-03-03 22:15:08
prion
prion
Design/Logic Flaw
2022-03-03 22:15:00
debiancve
debiancve
CVE-2021-38578
2022-03-03 22:15:08
altlinux
altlinux
Security fix for the ALT Linux 10 package edk2 version 20221117-alt1
2022-12-21 00:00:00
osv
osv
ovmf-202211-1.1 on GA media
2024-06-15 00:00:00
CVE-2021-38578
2022-03-03 22:15:08
Important: edk2 security, bug fix, and enhancement update
2023-05-09 00:00:00
redhatcve
redhatcve
CVE-2021-38578
2022-06-13 17:07:55
cvelist
cvelist
CVE-2021-38578
2022-03-03 21:53:37
almalinux
almalinux
Important: edk2 security, bug fix, and enhancement update
2023-05-09 00:00:00
redhat
redhat
(RHSA-2023:2165) Important: edk2 security, bug fix, and enhancement update
2023-05-09 05:02:08
(RHSA-2023:3367) Important: OpenShift Container Platform 4.13.2 bug fix and security update
2023-06-07 01:48:02
oraclelinux
oraclelinux
edk2 security, bug fix, and enhancement update
2023-05-15 00:00:00
ics
ics
Siemens RUGGEDCOM APE1808 Product Family
2023-09-14 12:00:00

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

10

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

55.9%

JSON
Related for UB:CVE-2021-38578
nessus20openvas14cve1nvd1alpinelinux1prion1debiancve1altlinux1osv3redhatcve1cvelist1almalinux1redhat2oraclelinux1ics1