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Vulnerability details: VCID-mnk9-71bg-ryht
Vulnerability ID VCID-mnk9-71bg-ryht
Aliases CVE-2017-17689
Summary The S/MIME specification allows a Cipher Block Chaining (CBC) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL.
Status Published
Exploitability 0.5
Weighted Severity 5.3
Risk 2.6
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
System Score Found at
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-17689.json
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
epss 0.00639 https://api.first.org/data/v1/epss?cve=CVE-2017-17689
cvssv3 5.9 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2017-17689
cvssv3 5.9 https://nvd.nist.gov/vuln/detail/CVE-2017-17689
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-17689.json
https://api.first.org/data/v1/epss?cve=CVE-2017-17689
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17689
https://efail.de
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://news.ycombinator.com/item?id=17066419
https://pastebin.com/gNCc8aYm
https://twitter.com/matthew_d_green/status/996371541591019520
https://www.synology.com/support/security/Synology_SA_18_22
http://www.securityfocus.com/bid/104165
1577909 https://bugzilla.redhat.com/show_bug.cgi?id=1577909
898633 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=898633
cpe:2.3:a:9folders:nine:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:9folders:nine:-:*:*:*:*:*:*:*
cpe:2.3:a:apple:mail:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:mail:-:*:*:*:*:*:*:*
cpe:2.3:a:apple:mail:-:*:*:*:*:iphone_os:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apple:mail:-:*:*:*:*:iphone_os:*:*
cpe:2.3:a:bloop:airmail:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:bloop:airmail:-:*:*:*:*:*:*:*
cpe:2.3:a:emclient:emclient:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:emclient:emclient:-:*:*:*:*:*:*:*
cpe:2.3:a:flipdogsolutions:maildroid:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:flipdogsolutions:maildroid:-:*:*:*:*:*:*:*
cpe:2.3:a:freron:mailmate:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:freron:mailmate:-:*:*:*:*:*:*:*
cpe:2.3:a:gnome:evolution:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnome:evolution:-:*:*:*:*:*:*:*
cpe:2.3:a:google:gmail:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:google:gmail:-:*:*:*:*:*:*:*
cpe:2.3:a:horde:horde_imp:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:horde:horde_imp:-:*:*:*:*:*:*:*
cpe:2.3:a:ibm:notes:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ibm:notes:-:*:*:*:*:*:*:*
cpe:2.3:a:kde:kmail:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:kde:kmail:-:*:*:*:*:*:*:*
cpe:2.3:a:kde:trojita:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:kde:trojita:-:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook:2007:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:microsoft:outlook:2007:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook:2010:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:microsoft:outlook:2010:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook:2013:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:microsoft:outlook:2013:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook:2016:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:microsoft:outlook:2016:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:-:*:*:*:*:*:*:*
cpe:2.3:a:postbox-inc:postbox:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:postbox-inc:postbox:-:*:*:*:*:*:*:*
cpe:2.3:a:r2mail2:r2mail2:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:r2mail2:r2mail2:-:*:*:*:*:*:*:*
cpe:2.3:a:ritlabs:the_bat:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ritlabs:the_bat:-:*:*:*:*:*:*:*
CVE-2017-17689 https://nvd.nist.gov/vuln/detail/CVE-2017-17689
USN-7729-1 https://usn.ubuntu.com/7729-1/
USN-7730-1 https://usn.ubuntu.com/7730-1/
USN-7731-1 https://usn.ubuntu.com/7731-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-17689.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-17689
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-17689
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.69593
EPSS Score 0.00639
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T09:55:54.603801+00:00 NVD Importer Import https://nvd.nist.gov/vuln/detail/CVE-2017-17689 37.0.0