CVE-2017-17689 PUBLISHED

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

EPSS 0.45% · 63.3th percentile

Risk Scores

EPSS Score
0.45%
63.3th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSthunderbird1:45.5.1+build1-0ubuntu0.16.04.1, 0, 1:38.3.0+build1-0ubuntu2
Ubuntu:Pro:14.04:LTSkdepim4:4.12.1-0ubuntu1, 4:4.12.3-0ubuntu1, 0
Ubuntu:Pro:16.04:LTSkdepim0, 4:15.08.2-0ubuntu1, 4:15.12.1-1ubuntu6
Ubuntu:18.04:LTSthunderbird0, 1:52.4.0+build1-0ubuntu2, 1:52.6.0+build1-0ubuntu1
Ubuntu:Pro:18.04:LTSkf5-messagelib4:17.04.3-0ubuntu1, 0, 4:17.04.3-0ubuntu2
Ubuntu:14.04:LTSthunderbird1:52.1.1+build1-0ubuntu0.14.04.1, 1:45.7.0+build1-0ubuntu0.14.04.1, 1:45.5.1+build1-0ubuntu0.14.04.1
Ubuntu:Pro:18.04:LTSkmail4:17.12.3-0ubuntu1, 4:17.12.2-0ubuntu1, 0

Timeline

References

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