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redhatcveRedhat.comRH:CVE-2021-3696
HistoryJun 07, 2022 - 5:19 p.m.

CVE-2021-3696

2022-06-0717:19:50
redhat.com
access.redhat.com
12

6.9 Medium

CVSS2

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

4.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

0.0005 Low

EPSS

Percentile

18.1%

JSON

A flaw was found in grub2 when handling a PNG image header. When decoding the data contained in the Huffman table at the PNG file header, an out-of-bounds write may happen on grub’s heap.

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cbl_mariner
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CVE-2021-3696 affecting package grub2 for versions less than 2.06-14
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CVE-2021-3696 affecting package grub2 for versions less than 2.06-12
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6.9 Medium

CVSS2

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

4.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

0.0005 Low

EPSS

Percentile

18.1%

JSON
Related for RH:CVE-2021-3696
cbl_mariner2cvelist1veracode1prion1nvd1cve1debiancve1ubuntucve1nessus44openvas28photon2rosalinux1oraclelinux6suse2fedora2almalinux2osv5redos1redhat9amazon1rocky2gentoo1ubuntu1hp2avleonov1