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cve[email protected]CVE-2020-28020
HistoryMay 06, 2021 - 1:15 p.m.

CVE-2020-28020

2021-05-0613:15:00
CWE-190
[email protected]
web.nvd.nist.gov
211
7
cve-2020-28020
exim 4
integer overflow
buffer overflow
nvd
security advisory

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.6 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.03 Low

EPSS

Percentile

90.7%

JSON

Exim 4 before 4.92 allows Integer Overflow to Buffer Overflow, in which an unauthenticated remote attacker can execute arbitrary code by leveraging the mishandling of continuation lines during header-length restriction.

CPENameOperatorVersion
exim:eximeximlt4.92

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9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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9.6 High

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LOW

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PARTIAL

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PARTIAL

Availability Impact

PARTIAL

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0.03 Low

EPSS

Percentile

90.7%

JSON
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