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ubuntucveUbuntu.comUB:CVE-2020-28016
HistoryMay 04, 2021 - 12:00 a.m.

CVE-2020-28016

2021-05-0400:00:00
ubuntu.com
ubuntu.com
10

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

11.8%

JSON

Exim 4 before 4.94.2 allows an off-by-two Out-of-bounds Write because “-F
‘’” is mishandled by parse_fix_phrase.

OSVersionArchitecturePackageVersionFilename
ubuntu20.10noarchexim4< 4.94-7ubuntu1.2UNKNOWN
ubuntu21.04noarchexim4< 4.94-15ubuntu1.2UNKNOWN

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7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

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User Interaction

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Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

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7.2 High

CVSS2

Access Vector

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Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

11.8%

JSON
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