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MitreCVE-2017-16943

HistoryNov 25, 2017 - 5:29 p.m.

CVE-2017-16943

2017-11-2517:29:00

CWE-416

mitre

web.nvd.nist.gov

279

exim

smtp

cve-2017-16943

code execution

denial of service

vulnerability

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

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.4

Confidence

Low

EPSS

0.527

Percentile

97.6%

JSON

The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via vectors involving BDAT commands.

Affected configurations

Nvd

Node

eximeximMatch4.88-

eximeximMatch4.89-

Node

debiandebian_linuxMatch9.0

VendorProductVersionCPE
eximexim4.88cpe:2.3:a:exim:exim:4.88:-:*:*:*:*:*:*
eximexim4.89cpe:2.3:a:exim:exim:4.89:-:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
exim	exim	4.88	cpe:2.3:a:exim:exim:4.88:-::::::
exim	exim	4.89	cpe:2.3:a:exim:exim:4.89:-::::::
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*