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MitreCVE-2017-17689

HistoryMay 16, 2018 - 7:29 p.m.

CVE-2017-17689

2018-05-1619:29:00

mitre

web.nvd.nist.gov

s/mime

cbc

malleability

gadget

attack

exfiltration

efail

cve-2017-17689

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.6

Confidence

High

EPSS

0.005

Percentile

77.0%

JSON

The S/MIME specification allows a Cipher Block Chaining (CBC) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL.

Affected configurations

Nvd

Node

9foldersnineMatch-

applemailMatch-

applemailMatch-iphone_os

bloopairmailMatch-

emclientemclientMatch-

flipdogsolutionsmaildroidMatch-

freronmailmateMatch-

gnomeevolutionMatch-

googlegmailMatch-

hordehorde_impMatch-

ibmnotesMatch-

kdekmailMatch-

kdetrojitaMatch-

microsoftoutlookMatch2007

microsoftoutlookMatch2010

microsoftoutlookMatch2013

microsoftoutlookMatch2016

mozillathunderbirdMatch-

postbox-incpostboxMatch-

r2mail2r2mail2Match-

ritlabsthe_batMatch-

VendorProductVersionCPE
9foldersnine-cpe:2.3:a:9folders:nine:-:*:*:*:*:*:*:*
applemail-cpe:2.3:a:apple:mail:-:*:*:*:*:*:*:*
applemail-cpe:2.3:a:apple:mail:-:*:*:*:*:iphone_os:*:*
bloopairmail-cpe:2.3:a:bloop:airmail:-:*:*:*:*:*:*:*
emclientemclient-cpe:2.3:a:emclient:emclient:-:*:*:*:*:*:*:*
flipdogsolutionsmaildroid-cpe:2.3:a:flipdogsolutions:maildroid:-:*:*:*:*:*:*:*
freronmailmate-cpe:2.3:a:freron:mailmate:-:*:*:*:*:*:*:*
gnomeevolution-cpe:2.3:a:gnome:evolution:-:*:*:*:*:*:*:*
googlegmail-cpe:2.3:a:google:gmail:-:*:*:*:*:*:*:*
hordehorde_imp-cpe:2.3:a:horde:horde_imp:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
9folders	nine	-	cpe:2.3:a:9folders:nine:-:::::::*
apple	mail	-	cpe:2.3:a:apple:mail:-:::::::*
apple	mail	-	cpe:2.3:a:apple:mail:-:::::iphone_os::
bloop	airmail	-	cpe:2.3:a:bloop:airmail:-:::::::*
emclient	emclient	-	cpe:2.3:a:emclient:emclient:-:::::::*
flipdogsolutions	maildroid	-	cpe:2.3:a:flipdogsolutions:maildroid:-:::::::*
freron	mailmate	-	cpe:2.3:a:freron:mailmate:-:::::::*
gnome	evolution	-	cpe:2.3:a:gnome:evolution:-:::::::*
google	gmail	-	cpe:2.3:a:google:gmail:-:::::::*
horde	horde_imp	-	cpe:2.3:a:horde:horde_imp:-:::::::*