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ubuntucveUbuntu.comUB:CVE-2017-17689
HistoryMay 16, 2018 - 12:00 a.m.

CVE-2017-17689

2018-05-1600:00:00
ubuntu.com
ubuntu.com
9

5.9 Medium

CVSS3

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.005 Low

EPSS

Percentile

77.3%

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

Bugs

Notes

Author Note
mdeslaur evolution upstream doesn’t belive this is an issue, marking as not-affected in thunderbird, this was called CVE-2018-5162
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchkmail<Β anyUNKNOWN
ubuntu20.04noarchkmail<Β anyUNKNOWN
ubuntu22.04noarchkmail<Β anyUNKNOWN
ubuntu23.10noarchkmail<Β anyUNKNOWN
ubuntu24.04noarchkmail<Β anyUNKNOWN
ubuntu17.10noarchthunderbird<Β 1:52.8.0+build1-0ubuntu0.17.10.1UNKNOWN
ubuntu18.04noarchthunderbird<Β 1:52.8.0+build1-0ubuntu0.18.04.1UNKNOWN
ubuntu18.10noarchthunderbird<Β 1:60.2.1+build1-0ubuntu1UNKNOWN
ubuntu19.04noarchthunderbird<Β 1:60.2.1+build1-0ubuntu1UNKNOWN
ubuntu19.10noarchthunderbird<Β 1:60.2.1+build1-0ubuntu1UNKNOWN
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5.9 Medium

CVSS3

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.005 Low

EPSS

Percentile

77.3%